CN201991610U - Combined cooling, heating and power modular integrated system for small-sized internal combustion motor - Google Patents
Combined cooling, heating and power modular integrated system for small-sized internal combustion motor Download PDFInfo
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- CN201991610U CN201991610U CN2011200125386U CN201120012538U CN201991610U CN 201991610 U CN201991610 U CN 201991610U CN 2011200125386 U CN2011200125386 U CN 2011200125386U CN 201120012538 U CN201120012538 U CN 201120012538U CN 201991610 U CN201991610 U CN 201991610U
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Abstract
The utility model discloses a combined cooling, heating and power modular integrated system for a small-sized internal combustion motor. Jacket water and exhaust gas of a small-sized gas motor/power generator unit is connected to a hot water input end and an exhaust gas input end of a heat manager module through pipelines, a jacket water circulating end of the heat manager module is connected with a jacket water input end of the small-sized gas motor/power generator unit, an exhaust gas output is evacuated, the heat manager module is connected with a hot water supply source, a hot water output end of the heat manager module is connected with an input end of a heating/cooling module and supplies hot water for the user side, and a cooling water output end of the heating/cooling module is connected with a cooling water input end of the heat manager module. The combined cooling, heating and power modular integrated system overcomes the defect that existing various combined supply systems are difficult to be popularized in a modularized manner, is applicable to combined cooling, heating and power systems for various small-size places, and is more compact in integral structure, fine in adaptability, high in equipment utilization rate and obvious in energy-saving effect.
Description
Technical field
The utility model relates to cooling heating and power generation system, relates in particular to a kind of compact internal combustion engine supply of cooling, heating and electrical powers modularization integrated system.
Background technique
Along with implementation of sustainable development, and the continuous reinforcement of energy-saving and environmental protection consciousness, be that the cooling heating and power generation system of fuel has become the effective means of optimizing the urban energy structure and improving environmental quality gradually with the rock gas.Cooling heating and power generation system is to be based upon on the cascade utilization conceptual foundation of energy, to freeze, heat supply (heating and heat supply water) and the incorporate Poly-generation supply system of power generation process, its primary energy ratio can reach more than 80%, is a kind of efficient, cleaning, safe and reliable, distributed energy supply system flexibly.Simultaneously, supply of cooling, heating and electrical powers The Application of Technology and development have profound significance because of the shortage of electric power problem that air-conditioning causes to solving the city summer.
As a kind of novel distributed energy supply structure, cooling heating and power generation system mainly is made of parts such as prime mover/gen-set, heat transmission equipment and chiller plants.Because each parts has unique separately performance characteristic in running, and user side is to asynchronism hot and cold, three kinds of energy requirements of electricity, very big difference is also arranged on the amount, therefore when the cooling heating and power generation system cooperation, have the coupling of each parts and the problem of optimization.The quality that this problem solves is often determining the success or failure of cooling heating and power generation system design.In the process that cooling heating and power generation system is promoted,, often relate to the control apparatus that complicated matching Design is calculated and matched with it according to the specific demand of user side.In order to make cooling heating and power generation system can be easier to introduce to the market, coupling and design between should each parts of simplified system realize that the modularization of each parts is integrated.Select different module combinations according to different applications, to satisfy user's different demands.
The cooling heating and power generation system of domestic and international application generally adopts lithium-bromide absorption-type refrigerating machine as the UTILIZATION OF VESIDUAL HEAT IN unit at present, but because the restriction of itself capacity, residual heat type lithium-bromide absorption-type refrigerating machine refrigerating capacity is substantially more than 100kW at present, therefore the cooling heating and power generation system based on lithium-bromide absorption-type refrigerating machine is difficult to miniaturization, can't directly apply to such as small-sized club, swimming place, physical culture place, villa etc. needs small-sized place hot and cold, the electricity supply, so cooling heating and power generation system has been subjected to very big restriction to the popularization of small-sized field.
Prime mover/the generator of cooling heating and power generation system can adopt forms such as internal-combustion engine, miniature gas turbine and Stirling-electric hybrid.Because miniature gas turbine and Stirling-electric hybrid technical requirements height, have only offshore company of several family (as the Capstone company of the U.S.) to grasp the core manufacturing technology at present, thereby exist very high technology barriers, and it costs an arm and a leg, and is unfavorable for applying on a large scale in China.The internal-combustion engine technology maturation, generated output can be selected flexibly from 6kW to 3MW.In the heat recovery process, there is the thermal source of jacket water and two kinds of forms of flue gas in internal-combustion engine, how to realize that therefore heat recovery efficiently and heat management are the critical problems of decision internal-combustion engine cooling heating and power generation system success.
Find by literature search,
(1) China Patent No. is: 200310108451.9, and patent name is: based on the miniature cold, heat and power triple supply system of solid adsorption refrigerator.This patent disclosure a kind of triple combined supply system based on solid adsorption refrigerator and gas internal-combustion engine, can realize Winter heat supply, summer cooling, annual hot water service, shortcoming is a system complex, and adjustability is poor, is unfavorable for that the marketization of small-sized cold chp system is promoted.
(2) China Patent No. is 200820079067.9, and patent name is: a kind of gas internal-combustion engine combined cooling, heat and power System.This patent disclosure based on the combined cooling, heat and power System of gas internal-combustion engine, heat exchanger and absorption heat pump unit.Because absorption heat pump unit is difficult to miniaturization, so this combined cooling, heat and power System is not suitable for compact applications places such as small-sized club, villa.
(3) China Patent No. is: 200420023199.1, and patent name is: the miniature gas turbine heat electricity of modularization clod cogeneration system device.This patent disclosure a kind of thermoelectric cold cogeneration system based on miniature gas turbine.Because miniature gas turbine technical requirements height, domestic still do not have producer and can produce, so this system will face bigger problem aspect the marketization popularization of China from now on.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of compact internal combustion engine supply of cooling, heating and electrical powers modularization integrated system, native system has overcome the defective of existing all kinds of combination supply systems, the cooling heating and power generation system that is applicable to all kinds of small-sized places is used, and system global structure is compact more, applicability is good, Utilization ratio is high, energy-saving effect is remarkable.
For solving the problems of the technologies described above, the utility model compact internal combustion engine supply of cooling, heating and electrical powers modularization integrated system comprises prime mover/generator module and heat management device module, described prime mover/generator module is small gas motor/generator group and provides native system and the user side electric energy, it is characterized in that: the jacket water of described small gas motor/generator group and flue gas are connected the hot water input end and the flue gas input end of described heat management device module by pipeline, the jacket water circulation end of described heat management device module connects the jacket water input end of described small gas motor/generator group, the flue gas output terminal emptying of described heat management device module, described heat management device module connects the heat supply water source, native system also comprises heat supply/cooling module, the output end of hot water of described heat management device module connects the input end of described heat supply/cooling module and user side hot water is provided, and the cooling water output terminal of described heat supply/cooling module connects the cooling water input end of described heat management device module.
Above-mentioned heat supply/cooling module comprises adsorbent refrigerator, fan coil unit, cooling tower, hot water storage tank, first water pump, second water pump, the 3rd water pump, first water valve, second water valve, the 3rd water valve, the 4th water valve, the 5th water valve, the 6th water valve, the 7th water valve and the 8th water valve, described heat management device module output end of hot water connects the input end of described first water pump and hot water storage tank respectively, the output terminal of described first water pump connects the input end of described first water valve and second water valve respectively, the output terminal of described first water valve connects described cooling tower input end, described cooling tower output terminal connects the cooling water input end of described heat management device module, the output terminal of described second water valve connects described adsorbent refrigerator water input end, described adsorbent refrigerator water output terminal connects the cooling water input end of described heat management device module, the output terminal of described hot water storage tank connects the input end of described second water pump, the output terminal of described second water pump connects described the 3rd water valve respectively, the input end of the 5th water valve and the 6th water valve, the output terminal of described the 3rd water valve connects described adsorbent refrigerator water input end, the output terminal of described the 5th water valve connects the input end of described fan coil unit, the output terminal of described the 6th water valve connects the cooling water input end of described heat management device module, the medium output terminal of described adsorbent refrigerator connects the input end of described the 3rd water pump, the output terminal of described the 3rd water pump connects the input end of described the 4th water valve, the output terminal of described the 4th water valve connects the input end of described fan coil unit, the output terminal of described fan coil unit connects the input end of the 7th water valve and the 8th water valve respectively, the output terminal of described the 7th water valve connects the cooling water input end of described heat management device module, and the output terminal of described the 8th water valve connects the medium input end of described adsorbent refrigerator.
Above-mentioned heat supply/cooling module also comprises the 9th water valve, and described the 9th water valve is serially connected with the user side hot water pipe of described heat management device module.
Because the utility model compact internal combustion engine supply of cooling, heating and electrical powers modularization integrated system has adopted technique scheme, be jacket water and the flue gas of small gas motor/generator group is connected heat management device module by pipeline hot water input end and flue gas input end, the jacket water circulation end of heat management device module connects the jacket water input end and the emptying of flue gas output terminal of small gas motor/generator group, heat management device module connects the heat supply water source, the output end of hot water of heat management device module connects the input end of heat supply/cooling module and user side hot water is provided, and the cooling water output terminal of heat supply/cooling module connects the cooling water input end of heat management device module.Native system has overcome the defective of existing all kinds of combination supply systems, is applicable to the supply of cooling, heating and electrical powers in all kinds of small-sized places, and system global structure is compact more, applicability is good, Utilization ratio is high, energy-saving effect is remarkable.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and embodiments:
Fig. 1 is the theory diagram of the utility model compact internal combustion engine supply of cooling, heating and electrical powers modularization integrated system,
Fig. 2 is the connection diagram of the utility model compact internal combustion engine supply of cooling, heating and electrical powers modularization integrated system.
Embodiment
As shown in Figure 1, the utility model compact internal combustion engine supply of cooling, heating and electrical powers modularization integrated system comprises prime mover/generator module 1 and heat management device module 2, described prime mover/generator module 1 is small gas motor/generator group and provides native system and user side 4 electric energy, it is characterized in that: the jacket water of described small gas motor/generator group and flue gas are connected the hot water input end and the flue gas input end of described heat management device module 2 by pipeline, the jacket water circulation end of described heat management device module 2 connects the jacket water input end of described small gas motor/generator group, the flue gas output terminal emptying of described heat management device module 2, described heat management device module 2 connects the heat supply water source, native system also comprises heat supply/cooling module 3, the output end of hot water of described heat management device module 2 connects the input end of described heat supply/cooling module 3 and provides user side 4 hot water, and the cooling water output terminal of described heat supply/cooling module 3 connects the cooling water input end of described heat management device module 2.
As shown in Figure 2, above-mentioned heat supply/cooling module 3 comprises adsorbent refrigerator 31, fan coil unit 34, cooling tower 32, hot water storage tank 33, first water pump 35, second water pump 36, the 3rd water pump 37, first water valve 11, second water valve 12, the 3rd water valve 13, the 4th water valve 14, the 5th water valve 15, the 6th water valve 16, the 7th water valve 17 and the 8th water valve 18, described heat management device module 2 output end of hot water connect the input end of described first water pump 35 and hot water storage tank 33 respectively, the output terminal of described first water pump 35 connects the input end of described first water valve 11 and second water valve 12 respectively, the output terminal of described first water valve 11 connects described cooling tower 32 input ends, described cooling tower 32 output terminals connect the cooling water input end of described heat management device module 2, the output terminal of described second water valve 12 connects described adsorbent refrigerator 31 water input ends, described adsorbent refrigerator 31 water output terminals connect the cooling water input end of described heat management device module 2, the output terminal of described hot water storage tank 33 connects the input end of described second water pump 36, the output terminal of described second water pump 36 connects described the 3rd water valve 13 respectively, the input end of the 5th water valve 15 and the 6th water valve 16, the output terminal of described the 3rd water valve 13 connects described adsorbent refrigerator 31 water input ends, the output terminal of described the 5th water valve 15 connects the input end of described fan coil unit 34, the output terminal of described the 6th water valve 16 connects the cooling water input end of described heat management device module 2, the medium output terminal of described adsorbent refrigerator 31 connects the input end of described the 3rd water pump 37, the output terminal of described the 3rd water pump 37 connects the input end of described the 4th water valve 14, the output terminal of described the 4th water valve 14 connects the input end of described fan coil unit 34, the output terminal of described fan coil unit 34 connects the input end of the 7th water valve 17 and the 8th water valve 18 respectively, the output terminal of described the 7th water valve 17 connects the cooling water input end of described heat management device module 2, the output terminal of described the 8th water valve 18 connects the medium input end of described adsorbent refrigerator 31, and described fan coil unit 34 is to user side 4 coolings or heat supply.
Above-mentioned heat supply/cooling module 3 also comprises the 9th water valve 19, and described the 9th water valve 19 is serially connected with user side 4 hot water pipes of described heat management device module 2.
Small gas motor/generator group drives piston by the extraneous rock gas of supplying with that burns generator is done work, to subscriber's side powered.In engine operation process, the heat that produces through burning partly is used for doing work and generates electricity, and part is scattered and disappeared in environment, and remaining part is entrained by jacket water and flue gas.Jacket water and flue gas feed the bringing-up section of heat management device module respectively through water pipe and smoke pipe.Heat management device module by the Volume Changes of inert gas in the heat management device cavity, changes condensation area by with the heat of these inputs of the unified scheduling of hot arc and cooling section and according to the principle of Temp.-controlled heat pipe, reaches the purpose of temperature control, heat transfer.In summer, open the 4th water valve and the 8th water valve of first water valve, second water valve, the 3rd water valve and refrigerator medium loop, close the 5th water valve and the 7th water valve of heating water loop, by passing to adsorbent refrigerator with hot arc, remaining heat is supplied with life hot water to the heat management device with main heat.In the winter time, open the 5th water valve of heating water loop and the 7th water valve and user side hot water pipe's the 9th water valve, close the 4th water valve and the 8th water valve and adsorbent refrigerator second water valve and the 3rd water valve of refrigerator medium loop, the heat of heat management device is mainly used in heating and the domestic hot-water is required.Fan coil unit summer can cooling, and winter can heat supply, according to concrete operating mode demand, realizes heating for residential area and cooling by the different switches that change the 4th water valve, the 8th water valve, the 5th water valve and the 7th water valve.When user side is not enough with heat, then at first by the hot water storage tank accumulation of heat, when water tank temperature is added to 85 ℃, when reaching the heat storage capacity of hot water storage tank maximum, then unnecessary heat dissipates by cooling tower.When user side does not have the demand of heat and cold, also can open the 6th water valve of bypass circulation, hot water storage tank is carried out accumulation of heat separately.Hot water storage tank had both played the effect of peak load shifting to heat, solved electricity consumption, with heat with cold asynchronism, the while has been cushioned the big ups and downs of adsorbent refrigerator temperature in cycle period in the characteristics of summer condition according to adsorbent refrigerator.
Native system has overcome the problem of the deficiencies in the prior art and existence, gas internal-combustion engine, adsorbent refrigerator and heat management device are adopted in addition combination of modular form, integrate multiple functions such as household electricity, winter heating, summer air-conditioning and domestic hot-water supply.Internal-combustion engine and the generating of generator connecting shaft by reclaiming the heat of internal combustion engine cylinder jacket water, flue gas, provide heating, domestic hot-water to the user, drive adsorbent refrigerator and provide cold to the user.Owing to adopt the integrated thought of modular design, make that the type selecting and the design of each parts of system are more simple and easy to do,, each module is disperseed to connect or concentrate assembling with suiting measures to local conditions according to concrete application places, can select dissimilar modules to make up according to user's needs.More help the optimization of system and the popularization in market.Therefore, this modular system possess skills maturation, good reliability, short, Economy advantages of higher of turnover has the vast market popularizing prospect.
Prime mover/generator module can adopt the small gas motor/generator group of technology maturation in the native system, can select the homemade series of being bestowed by heaven for use, perhaps external Caterpilla or Cummins series.The generating of gas engine and generator connecting shaft can be regulated the consumption of rock gas and air automatically according to the power load demand of user side in the module, reaches the balance of generated energy and power consumption.The electric energy that this module is sent can supply life usefulness, and provides other modules of native system to need the parts electric energy of electricity consumption.In addition, in the place that the power supply online allows, unnecessary generating can also be supplied with utility network.
The heat management device module of native system can adopt Chinese patent, the patent No. is 200510027061.8 the heat management device based on the cold, heat and power triple supply system of gas internal-combustion engine, this equipment adopts phase transition heat as the heat exchange means, heat exchange efficiency height, and the function that has may command jacket water temperature and regulate heat output automatically.The shared cooling tower of this module and heat supply/cooling module.The evaporator section of heat management device links to each other with smoke outlet with the jacket water of small gas motor/generator group, as the input of user side heat.Linking to each other with user side of heat management device with hot arc, because operating temperature and pressure surge in the heat management device cavity are very little, therefore can be according to the heat demand of using of user side, adopt different bobbin carriages flexibly, selecting, determine height to what and water temperature of user side quantity of heat given up with pipe row's number of hot arc and the water flow in the pipe.According to the temperature control needs of small gas motor/generator group, can be to the hot water in user side provides room temperature to 85 degree interval range.Hot water in this temperature range is enough to drive the usefulness of adsorbent refrigerator, heating and domestic water.Winter, main users side load was heating, and summer, the output of user side heat can drive the adsorbent refrigerator refrigeration, and can provide the domestic hot-water whole year.The cooling section of heat management device links to each other with cooling tower, has played the balance user side because of the hot not enough effect that needs the heat of eliminating of using of some period.At the freeze actual demand of required heat of the usefulness heat of different user side and refrigerator, the heat management module can be selected the heat management devices of different sizes.And, change different bobbin carriages to adjust radical with the hot arc pipe according to the real needs of user side, adapt to user's quantity of heat given up requirement.
Adsorbent refrigerator in native system heat supply/cooling module can adopt residual heat type solid high-efficiency silica gel-water adsorbent refrigerator, this refrigerator can select the customization refrigerating capacity from 1～200kW all size according to the application by Jiangsu Shuangliang air conditioning equipment Co., Ltd's manufacturing.The heat supply part can provide domestic hot-water and winter heating.
Native system can be according to hot and cold, the electric real needs of user side reality, choose the combination between different prime mover/generator modules, heat supply/cooling module and the heat management device module, satisfy different user to individual demand hot and cold, three kinds of energy of electricity, reduced the complexity of design matcher, simultaneously, integrated small-sized cold electric system clear concept, the compact structure of making of modularization helps user's type selecting.
Native system has been realized the cascade utilization of system capacity, and primary energy ratio can reach more than 80%, and energy-saving effect is remarkable.System can be used as independent energy supplying system, and to the energy of hot and cold, the electric three kinds of forms of user side supply, system is supplied with by oneself from power consumption, can disobey outer boundary and carry out self-centered energy supply, has improved the Security and the reliability of system.Simultaneity factor can adopt rock gas to act as a fuel, so environmental benefit is obvious.
Native system integrates multiple functions such as generating, winter heating, summer air-conditioning and annual domestic hot-water supply, have that applicability is good, energy utilization rate is high, environmental benefit is remarkable, be easy to plurality of advantages such as marketing, it is a kind of novel self-sufficient type distributed energy supply system, be applicable to villa and place use on a small scale, the modular design thinking of native system also can be generalized in other large-scale cooling heating and power generation systems simultaneously.
Claims (3)
1. compact internal combustion engine supply of cooling, heating and electrical powers modularization integrated system, comprise prime mover/generator module and heat management device module, described prime mover/generator module is small gas motor/generator group and provides native system and the user side electric energy, it is characterized in that: the jacket water of described small gas motor/generator group and flue gas are connected the hot water input end and the flue gas input end of described heat management device module by pipeline, the jacket water circulation end of described heat management device module connects the jacket water input end of described small gas motor/generator group, the flue gas output terminal emptying of described heat management device module, described heat management device module connects the heat supply water source, native system also comprises heat supply/cooling module, the output end of hot water of described heat management device module connects the input end of described heat supply/cooling module and user side hot water is provided, and the cooling water output terminal of described heat supply/cooling module connects the cooling water input end of described heat management device module.
2. compact internal combustion engine supply of cooling, heating and electrical powers modularization integrated system according to claim 1, it is characterized in that: described heat supply/cooling module comprises adsorbent refrigerator, fan coil unit, cooling tower, hot water storage tank, first water pump, second water pump, the 3rd water pump, first water valve, second water valve, the 3rd water valve, the 4th water valve, the 5th water valve, the 6th water valve, the 7th water valve and the 8th water valve, described heat management device module output end of hot water connects the input end of described first water pump and hot water storage tank respectively, the output terminal of described first water pump connects the input end of described first water valve and second water valve respectively, the output terminal of described first water valve connects described cooling tower input end, described cooling tower output terminal connects the cooling water input end of described heat management device module, the output terminal of described second water valve connects described adsorbent refrigerator water input end, described adsorbent refrigerator water output terminal connects the cooling water input end of described heat management device module, the output terminal of described hot water storage tank connects the input end of described second water pump, the output terminal of described second water pump connects described the 3rd water valve respectively, the input end of the 5th water valve and the 6th water valve, the output terminal of described the 3rd water valve connects described adsorbent refrigerator water input end, the output terminal of described the 5th water valve connects the input end of described fan coil unit, the output terminal of described the 6th water valve connects the cooling water input end of described heat management device module, the medium output terminal of described adsorbent refrigerator connects the input end of described the 3rd water pump, the output terminal of described the 3rd water pump connects the input end of described the 4th water valve, the output terminal of described the 4th water valve connects the input end of described fan coil unit, the output terminal of described fan coil unit connects the input end of the 7th water valve and the 8th water valve respectively, the output terminal of described the 7th water valve connects the cooling water input end of described heat management device module, and the output terminal of described the 8th water valve connects the medium input end of described adsorbent refrigerator.
3. compact internal combustion engine supply of cooling, heating and electrical powers modularization integrated system according to claim 2, it is characterized in that: described heat supply/cooling module also comprises the 9th water valve, described the 9th water valve is serially connected with the user side hot water pipe of described heat management device module.
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| CN2011200125386U CN201991610U (en) | 2011-01-17 | 2011-01-17 | Combined cooling, heating and power modular integrated system for small-sized internal combustion motor |
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| CN2011200125386U CN201991610U (en) | 2011-01-17 | 2011-01-17 | Combined cooling, heating and power modular integrated system for small-sized internal combustion motor |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103364211A (en) * | 2013-06-20 | 2013-10-23 | 华电电力科学研究院 | Comprehensive experiment device for natural gas distributed energy supply |
| CN103511075A (en) * | 2012-06-16 | 2014-01-15 | 榆林学院 | Natural gas piston type engine combined cooling heating power device |
| CN104421044A (en) * | 2013-09-03 | 2015-03-18 | 毛如麟 | Efficient electric heating and cooling combined supply system |
| CN104613808A (en) * | 2015-01-29 | 2015-05-13 | 远大能源利用管理有限公司 | Cooling system and control method thereof |
| CN111188688A (en) * | 2020-01-15 | 2020-05-22 | 西安交通大学 | Thermoelectric ratio adjusting method for distributed energy system of gas engine |
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2011
- 2011-01-17 CN CN2011200125386U patent/CN201991610U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103511075A (en) * | 2012-06-16 | 2014-01-15 | 榆林学院 | Natural gas piston type engine combined cooling heating power device |
| CN103364211A (en) * | 2013-06-20 | 2013-10-23 | 华电电力科学研究院 | Comprehensive experiment device for natural gas distributed energy supply |
| CN103364211B (en) * | 2013-06-20 | 2016-07-06 | 华电电力科学研究院 | A kind of Distribution of Natural formula energy supply comprehensive experimental device |
| CN104421044A (en) * | 2013-09-03 | 2015-03-18 | 毛如麟 | Efficient electric heating and cooling combined supply system |
| CN104421044B (en) * | 2013-09-03 | 2018-08-28 | 毛如麟 | Efficient electric heating and cooling combined supply system |
| CN104613808A (en) * | 2015-01-29 | 2015-05-13 | 远大能源利用管理有限公司 | Cooling system and control method thereof |
| CN111188688A (en) * | 2020-01-15 | 2020-05-22 | 西安交通大学 | Thermoelectric ratio adjusting method for distributed energy system of gas engine |
| CN111188688B (en) * | 2020-01-15 | 2021-02-02 | 西安交通大学 | Thermoelectric ratio adjusting method for distributed energy system of gas engine |
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Address after: Xiamen City, Fujian Province, North Hubin Road 361012 Tongbao building 12 building C and building D Patentee after: Chengxin Green Integration Co., Ltd. Address before: Xiamen City, Fujian Province, North Hubin Road 361012 Tongbao building 12 building C and building D Patentee before: Fujian Chengxin Green Integration Co.,Ltd. |
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