CN111468458A - Intelligent control method of high-pressure cleaning machine - Google Patents

Intelligent control method of high-pressure cleaning machine Download PDF

Info

Publication number
CN111468458A
CN111468458A CN202010342601.6A CN202010342601A CN111468458A CN 111468458 A CN111468458 A CN 111468458A CN 202010342601 A CN202010342601 A CN 202010342601A CN 111468458 A CN111468458 A CN 111468458A
Authority
CN
China
Prior art keywords
temperature
pressure
set temperature
controller
area
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010342601.6A
Other languages
Chinese (zh)
Inventor
梁坤峰
高美洁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yancheng Powerful Machinery & Electronics Technology Developing Co ltd
Original Assignee
Yancheng Powerful Machinery & Electronics Technology Developing Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yancheng Powerful Machinery & Electronics Technology Developing Co ltd filed Critical Yancheng Powerful Machinery & Electronics Technology Developing Co ltd
Priority to CN202010342601.6A priority Critical patent/CN111468458A/en
Publication of CN111468458A publication Critical patent/CN111468458A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Positive-Displacement Pumps (AREA)

Abstract

The invention provides an intelligent control method of a high-pressure cleaning machine, which comprises the following steps: s1, the cloud server calculates an enthalpy value h according to the area information of the equipment; s2, the cloud server determines the set temperature T according to the enthalpy value hsAnd the set temperature T is measuredsSending to a controller of the device; s3, the controller judges the current temperature T of the high-pressure liquiddAt a set temperature TsIf equal, go to step S4; if the temperature of the high-pressure liquid is higher than the preset temperature, the refrigeration system reduces the temperature of the high-pressure liquid and enters step S3; if the temperature of the high-pressure liquid is lower than the preset temperature, the refrigeration system raises the temperature of the high-pressure liquid and the step S3 is carried out; and S4, the controller controls the motor to drive the high-pressure pump to introduce the high-pressure liquid into the ejector for ejection. The intelligent control method of the high-pressure cleaning machine can utilize the cloud server to measure the meteorological parameters of the area where the equipment is locatedCalculating the enthalpy value h of the area where the equipment is located, and determining the set temperature T suitable for the equipment to work according to the enthalpy value hsThe controller of the device receiving the set temperature TsThe water temperature can be automatically regulated and controlled.

Description

Intelligent control method of high-pressure cleaning machine
Technical Field
The invention relates to the field of industrial descaling, in particular to an intelligent control method of a high-pressure cleaning machine.
Background
The prior high-pressure cleaning machine has wider use condition only in developed countries, and gradually enters the domestic market along with the development of economy. The traditional high-pressure cleaning machine generally drives a high-pressure pump through a power device to generate high-pressure water, and after the impact force of the water is larger than the adhesive force of dirt, the dirt can be peeled and washed away by the high-pressure water, so that the purpose of cleaning objects is achieved. However, the regions of China are widely distributed, and different regions correspond to different meteorological environments, so that different requirements are provided for the water temperature of the high-pressure cleaning machine, and the high-pressure cleaning machine in the prior art cannot realize free regulation and control of the water temperature. Therefore, it is necessary to invent an intelligent control method for a high pressure cleaning machine.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to solve the problem that the water temperature of the high-pressure cleaning machine in the prior art cannot be freely regulated and controlled, the invention provides an intelligent control method of the high-pressure cleaning machine to solve the problem.
The technical scheme adopted by the invention for solving the technical problems is as follows: an intelligent control method of a high-pressure cleaning machine comprises the following steps:
s1, the cloud server acquires meteorological parameters corresponding to the regional information according to the regional information of the equipment, and the cloud server calculates an enthalpy value h corresponding to the regional information according to the meteorological parameters;
s2, the cloud server identifies an enthalpy value area corresponding to the enthalpy value h in an enthalpy frequency diagram according to the enthalpy value h, and the cloud server obtains a set temperature T corresponding to the enthalpy value areasAnd the set temperature T is measuredsA controller for sending to the device, the controller being responsive to the set temperature TsAdjusting the use parameters of the equipment;
s3, judging the current temperature T of the high-pressure liquid by the controllerdWhether or not equal to the set temperature TsIf the current temperature T isdEqual to the set temperature TsStep S4 is entered;
if the current temperature T isdIs not equal to the set temperature TsThe controller determines the current temperature TdWhether or not it is higher than the set temperature Ts；
If the current temperature T isdGreater than a set temperature TsThe controller starts the refrigeration system to lower the temperature of the high-pressure liquid, and the step S3 is re-entered;
if the current temperature T isdLess than a set temperature TsThe controller starts the refrigeration system to raise the temperature of the high-pressure liquid, and the step S3 is re-entered;
and S4, the controller controls the motor to drive the high-pressure pump to introduce the high-pressure liquid into the ejector for ejection.
Preferably, in step S1, the mathematical model of enthalpy h is determined by the following formula:
h＝1.01T+0.001d(2501+1.84T)；
Figure BDA0002467923150000021
Figure BDA0002467923150000022
Figure BDA0002467923150000023
Figure BDA0002467923150000024
in the formula (I), the compound is shown in the specification,
t is the ambient temperature of the area where the equipment is located;
d is the moisture content of the area in which the equipment is located;
Figure BDA0002467923150000025
relative humidity of the area where the equipment is located;
Pqthe partial pressure of water vapor which is the humid air of the area where the device is located;
Pq·bthe water vapor pressure of saturated humid air at the same temperature in the area where the equipment is located.
Preferably, in step S2, the controller adjusts the usage parameters of the plant using a PID control system, the mathematical model of the control parameters of the PID control system being determined by the following formula:
Figure BDA0002467923150000031
in the formula (I), the compound is shown in the specification,
e (t) is the temperature deviation;
kp is a proportionality coefficient;
TI is an integration time constant;
TD is a differential time constant;
Tcis a preset test temperature.
Preferably, in step S3, the controller varies the cooling coefficient0And coefficient of heatcControlling the refrigeration system, the refrigeration coefficient0And coefficient of heatingcIs determined by the following formula:
Figure BDA0002467923150000032
Figure BDA0002467923150000033
in the formula (I), the compound is shown in the specification,
q0the refrigerating capacity generated by the evaporator in the working process of the refrigerating coefficient;
qcheat generated by the condenser during operation of the refrigeration coefficient;
wcthe work consumed by the compressor during the operation of the refrigeration coefficient.
The intelligent control method of the high-pressure cleaning machine has the advantages that the cloud server can be used for calculating the enthalpy value h of the area where the equipment is located according to the meteorological parameters of the area where the equipment is located, and then the set temperature T suitable for the equipment to work is determined according to the enthalpy value hsThe controller of the device receiving the set temperature TsThe water temperature can be automatically regulated and controlled.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a system configuration diagram of a high pressure cleaner according to an embodiment of the present invention.
FIG. 2 is a flow chart of a preferred embodiment of the intelligent control method of the high pressure washer of the present invention.
Fig. 3 is a system configuration diagram of a refrigeration system of an intelligent control method of a high pressure washer according to the present invention.
Fig. 4 is a pressure-enthalpy diagram of the refrigeration system of the intelligent control method of the high-pressure washer of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the present invention.
Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and alternate implementations are included within the scope of the preferred embodiment of the present invention in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present invention.
The physical structure of the cloud server includes a CPU, a ROM, a RAM, a keyboard, a mouse, a display, a network interface, and a USB interface, the CPU is electrically connected to the ROM, the RAM, the keyboard, the mouse, the display, the network interface, and the USB interface, the ROM stores various data in a cloud database, various data in a content candidate library, a computer program for controlling the cloud server, various settings, initial values, and the like, and the RAM is used as a work area for loading various computer programs or a storage area for temporarily storing identification numbers.
As shown in fig. 1, the system structure of the high pressure washer includes: the refrigeration system comprises a hot water tank, a condenser, a compressor, an evaporator and a cold water tank. The controller can adjust the rotational speed and the power of motor, and the controller can also regulate and control refrigerating system's operating condition, and the motor can drive high-pressure pump work, and refrigerating system can change the temperature of the water in the high pressure cleaner according to operating condition's difference, and the high-pressure pump can be with water input to the ejector under the high pressure state spray.
Based on the above system, the invention provides an intelligent control method of a high-pressure cleaning machine, as shown in fig. 2 to 4, comprising the following steps:
s1, the cloud server acquires meteorological parameters corresponding to the regional information according to the regional information of the equipment; in this embodiment, the cloud server divides the country into seven areas, namely south China, north China, east China, southwest, northwest and northeast China, the area information is used for identifying the area where the equipment is located, the meteorological parameters comprise the ambient temperature and the relative humidity, the ambient temperature is measured by the temperature sensor, and the relative humidity is measured by the humidity sensor;
the cloud server calculates an enthalpy value h corresponding to the regional information according to the meteorological parameters, and a mathematical model of the enthalpy value h is determined by the following formula:
h＝1.01T+0.001d(2501+1.84T)；
Figure BDA0002467923150000061
Figure BDA0002467923150000062
Figure BDA0002467923150000063
Figure BDA0002467923150000064
in the formula (I), the compound is shown in the specification,
t is the ambient temperature of the area where the equipment is located;
d is the moisture content of the area in which the equipment is located;
Figure BDA0002467923150000065
relative humidity of the area where the equipment is located;
Pqthe partial pressure of water vapor which is the humid air of the area where the device is located;
Pq·bthe water vapor pressure of saturated humid air at the same temperature in the area where the equipment is located;
C1＝-5674.5359；
C2＝6.3925247；
C3＝-0.9677843×10-2；
C4＝0.62215701×10-6；
C5＝0.20747825×10-18；
C6＝-0.9484024×10-12；
C7＝4.1635019；
C8＝-5800.2206；
C9＝1.3914993；
C10＝-0.048640239；
C11＝0.41764768×10-4；
C12＝-0.14452093×10-7；
C13＝6.5459673；
s2, the cloud server identifies an enthalpy value area corresponding to the enthalpy value h in a pre-stored enthalpy frequency map according to the enthalpy value h;
the enthalpy values of all the regions are different when the regions are in different seasons, but the change of the enthalpy values has a range and a frequency, the enthalpy value of each region has a corresponding change region, and the cloud server can draw an enthalpy-frequency map according to the enthalpy value occurrence frequency;
the enthalpy-frequency diagram can be divided into a high-temperature area, a low-temperature area and a transition area, and the high-temperature area, the low-temperature area and the transition area are respectively corresponding to a set temperature TsThe cloud service can determine an enthalpy value area to which the enthalpy value h belongs according to the position of the enthalpy value h in the enthalpy frequency diagram, and further determine a set temperature T corresponding to the enthalpy value areas；
Cloud service acquiring set temperature TsThen the temperature T is setsA controller for sending to the device, the controller being responsive to the set temperature TsAdjusting the working state of the refrigerating system and the rotating speed and power of the motor;
in this embodiment, the controller adjusts the rotation speed and power of the motor by using a PID control system, and a mathematical model of control parameters of the PID control system is determined by the following formula:
Figure BDA0002467923150000071
in the formula (I), the compound is shown in the specification,
e (t) is the temperature deviation;
kp is a proportionality coefficient;
TI is an integration time constant;
TD is a differential time constant;
Tcis a preset test temperature;
s3, judging the current temperature T of the high-pressure liquid by the controllerdWhether or not equal to the set temperature TsIf the current temperature T isdEqual to the set temperature TsStep S4 is entered;
if the current temperature T isdIs not equal to the set temperature TsThe controller determines the current temperature TdWhether or not it is higher than the set temperature Ts；
If the current temperature T isdGreater than a set temperature TsThe controller starts the refrigeration system to lower the temperature of the high-pressure liquid, and the step S3 is re-entered;
if the current temperature T isdLess than a set temperature TsThe controller starts the refrigeration system to raise the temperature of the high-pressure liquid, and the step S3 is re-entered;
in this embodiment, the controller is based on the refrigeration factor0And coefficient of heatcControl of the refrigeration system, refrigeration coefficient0And coefficient of heatingcIs determined by the following formula:
Figure BDA0002467923150000081
Figure BDA0002467923150000082
in the formula (I), the compound is shown in the specification,
q0the refrigerating capacity generated by the evaporator in the working process of the refrigerating coefficient;
qcheat generated by the condenser during operation of the refrigeration coefficient;
wcthe work consumed by the compressor during the operation of the refrigeration coefficient.
In this embodiment, q0、qcAnd wcThe enthalpy-pressure diagram is determined by the pressure-enthalpy diagram of the refrigerating system, the abscissa of the pressure-enthalpy diagram is the enthalpy value, and the ordinate of the pressure-enthalpy diagram is the pressure value;
in the embodiment, the pressure variation range of high-pressure water in the refrigerating system is set to be P0-P1, two isobars are drawn in a pressure-enthalpy diagram, the pressure value of one isobar is set to be P0, and the pressure value of the other isobar is set to be P1;
in the pressure-enthalpy diagram, the intersection point of the isobar P0 and the dry saturated steam line is represented as point 1, and the enthalpy value at the point 1 is represented as h1；
Making an isentropic line through the point 1, intersecting the isentropic line with the isobaric line P1 at a point 2, and recording the enthalpy value at the point 2 as h2；
The intersection of isobar P1 and the dry saturated steam line is denoted as point 2;
the isobar P1 intersects the saturated liquid line at point 3, and the enthalpy at point 3 is denoted as h3；
Taking an isenthalpic line as the passing point 3, recording the intersection point of the isenthalpic line and the isobaric line P0 as a point 4, and recording the enthalpy value at the point 4 as h4；
And S4, the controller controls the motor to drive the high-pressure pump to introduce the high-pressure liquid into the ejector for ejection.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, a schematic representation of the term does not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (4)

1. An intelligent control method of a high-pressure cleaning machine is characterized by comprising the following steps:
s1, the cloud server acquires meteorological parameters corresponding to the regional information according to the regional information of the equipment, and the cloud server calculates an enthalpy value h corresponding to the regional information according to the meteorological parameters;
s2, the cloud server identifies an enthalpy value area corresponding to the enthalpy value h in an enthalpy frequency diagram according to the enthalpy value h, and the cloud server obtains a set temperature T corresponding to the enthalpy value areasAnd the set temperature T is measuredsA controller for sending to the device, the controller being responsive to the set temperature TsAdjusting the use parameters of the equipment;
s3, judging the current temperature T of the high-pressure liquid by the controllerdWhether or not equal to the set temperature TsIf the current temperature T isdEqual to the set temperature TsStep S4 is entered;
if the current temperature T isdIs not equal to the set temperature TsThe controller determines the current temperature TdWhether or not it is higher than the set temperature Ts；
If the current temperature T isdGreater than a set temperature TsThe controller starts the refrigeration system to lower the temperature of the high-pressure liquid, and the step S3 is re-entered;
if the current temperature T isdLess than a set temperature TsThe controller starts the refrigeration system to raise the temperature of the high-pressure liquid, and the step S3 is re-entered;
and S4, the controller controls the motor to drive the high-pressure pump to introduce the high-pressure liquid into the ejector for ejection.
2. The intelligent control method of the high pressure washer according to claim 1, characterized in that:
in step S1, the mathematical model of enthalpy h is determined by the following formula:
h＝1.01T+0.001d(2501+1.84T)；
Figure FDA0002467923140000011
Figure FDA0002467923140000012
Figure FDA0002467923140000013
Figure FDA0002467923140000014
in the formula (I), the compound is shown in the specification,
t is the ambient temperature of the area where the equipment is located;
d is the moisture content of the area in which the equipment is located;
Figure FDA0002467923140000021
relative humidity of the area where the equipment is located;
Pqthe partial pressure of water vapor which is the humid air of the area where the device is located;
Pq·bthe water vapor pressure of saturated humid air at the same temperature in the area where the equipment is located.
3. The intelligent control method of the high pressure washer according to claim 2, characterized in that:
in step S2, the controller adjusts the usage parameters of the plant using a PID control system whose mathematical model of the control parameters is determined by the following equation:
Figure FDA0002467923140000022
e(t)＝Tc-Ts
in the formula (I), the compound is shown in the specification,
e (t) is the temperature deviation;
kp is a proportionality coefficient;
TI is an integration time constant;
TD is a differential time constant;
Tcis a preset test temperature.
4. The intelligent control method of the high pressure washer according to claim 3, characterized in that:
in step S3, the controller controls the cooling rate according to the cooling rate0And coefficient of heatcControlling the refrigeration system, the refrigeration coefficient0And coefficient of heatingcIs determined by the following formula:
Figure FDA0002467923140000023
Figure FDA0002467923140000024
in the formula (I), the compound is shown in the specification,
q0the refrigerating capacity generated by the evaporator in the working process of the refrigerating coefficient;
qcheat generated by the condenser during operation of the refrigeration coefficient;
wcthe work consumed by the compressor during the operation of the refrigeration coefficient.
CN202010342601.6A 2020-04-26 2020-04-26 Intelligent control method of high-pressure cleaning machine Pending CN111468458A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010342601.6A CN111468458A (en) 2020-04-26 2020-04-26 Intelligent control method of high-pressure cleaning machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010342601.6A CN111468458A (en) 2020-04-26 2020-04-26 Intelligent control method of high-pressure cleaning machine

Publications (1)

Publication Number Publication Date
CN111468458A true CN111468458A (en) 2020-07-31

Family

ID=71762928

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010342601.6A Pending CN111468458A (en) 2020-04-26 2020-04-26 Intelligent control method of high-pressure cleaning machine

Country Status (1)

Country Link
CN (1) CN111468458A (en)

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000045967A1 (en) * 1999-02-05 2000-08-10 Alfred Kärcher GmbH & Co. High pressure cleaning device
JP2006159025A (en) * 2004-12-03 2006-06-22 Honda Motor Co Ltd Controller for high-pressure cleaning machine
CN104117497A (en) * 2013-04-25 2014-10-29 新昌县七星街道伟畅五金机械厂 High-pressure cleaning machine with heating device
CN104833067A (en) * 2015-04-30 2015-08-12 青岛海尔空调器有限总公司 Method and device for controlling heat exchange temperature, collecting condensed water and cleaning air conditioner
CN106607371A (en) * 2015-10-22 2017-05-03 西安品质信息科技有限公司 Temperature self-adaption ultrasonic washing machine based on sensor
CN106766222A (en) * 2016-12-26 2017-05-31 珠海格力电器股份有限公司 Water supply temperature adjusting method and device of heat pump water heater
CN108006809A (en) * 2017-11-30 2018-05-08 中国华电集团科学技术研究总院有限公司 A kind of distributed busbar protection cooling heating intelligent control air navigation aid
US20190346222A1 (en) * 2018-05-09 2019-11-14 Saudi Arabian Oil Company Air- cooled heat exchanger cleaning and temperature control apparatus and method
CN210397815U (en) * 2019-03-13 2020-04-24 青岛创客机械设备制造有限公司 Constant-temperature water washing device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000045967A1 (en) * 1999-02-05 2000-08-10 Alfred Kärcher GmbH & Co. High pressure cleaning device
JP2006159025A (en) * 2004-12-03 2006-06-22 Honda Motor Co Ltd Controller for high-pressure cleaning machine
CN104117497A (en) * 2013-04-25 2014-10-29 新昌县七星街道伟畅五金机械厂 High-pressure cleaning machine with heating device
CN104833067A (en) * 2015-04-30 2015-08-12 青岛海尔空调器有限总公司 Method and device for controlling heat exchange temperature, collecting condensed water and cleaning air conditioner
CN106607371A (en) * 2015-10-22 2017-05-03 西安品质信息科技有限公司 Temperature self-adaption ultrasonic washing machine based on sensor
CN106766222A (en) * 2016-12-26 2017-05-31 珠海格力电器股份有限公司 Water supply temperature adjusting method and device of heat pump water heater
CN108006809A (en) * 2017-11-30 2018-05-08 中国华电集团科学技术研究总院有限公司 A kind of distributed busbar protection cooling heating intelligent control air navigation aid
US20190346222A1 (en) * 2018-05-09 2019-11-14 Saudi Arabian Oil Company Air- cooled heat exchanger cleaning and temperature control apparatus and method
CN210397815U (en) * 2019-03-13 2020-04-24 青岛创客机械设备制造有限公司 Constant-temperature water washing device

Similar Documents

Publication Publication Date Title
CN110360734B (en) Air conditioner starting control method and device, storage medium and air conditioner
CN105674496B (en) A kind of air-conditioner defrosting method
CN105333563B (en) A kind of refrigeration control method, device and air conditioner
CN104949270B (en) Refrigeration control method, device and the air conditioner of air conditioner
CN107143994A (en) Air-conditioning condensation prevention control method and indoor apparatus of air conditioner
CN106839340A (en) A kind of air conditioner refrigerating measuring method, device and air-conditioner
CN106839263B (en) Air-conditioning and its control method
CN101101239A (en) Apparatus and method for testing air conditioner
JP7328498B2 (en) Information processing device, air conditioner, information processing method, air conditioning method, and program
CN104776944A (en) Air conditioner heat exchange amount detection method and device
CN109916090A (en) Heat pump water heater control method and heat pump water heater
CN106016588A (en) Air conditioner and air speed adjusting method and device thereof
CN107676942A (en) Control method, control system, computer-readable recording medium and mobile air conditioner
CN107192084A (en) The method of on-line checking air-conditioning heating Energy Efficiency Ratio and heating capacity
CN113175735B (en) Method for calculating capacity energy efficiency of air conditioner, computer storage medium and air conditioner
CN112393320A (en) Compressor rotation speed control method based on heat pump heating machine and heat pump heating machine
CN106949611A (en) A kind of air-conditioner managing device and the air-conditioner with the managing device
CN111550910B (en) Variable-frequency precision air conditioner and dehumidification control method and storage medium thereof
CN112856748B (en) Cold output control method and device, machine room air conditioner and storage medium
CN107940675B (en) Central air conditioning system, auxiliary machine starting self-diagnosis method and self-diagnosis device thereof
CN111468458A (en) Intelligent control method of high-pressure cleaning machine
CN113944995A (en) Control method of air conditioner, and computer-readable storage medium
CN109556245A (en) Humidification and water supplement control method and air conditioning unit
CN109323381A (en) Control method, device and the air conditioner with it of air conditioner
CN107270423A (en) A kind of control method and device of fan of outdoor unit of air conditioner

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20200731

WD01 Invention patent application deemed withdrawn after publication