CN208519930U - A kind of operation of air conditioning systems - Google Patents

A kind of operation of air conditioning systems Download PDF

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Publication number
CN208519930U
CN208519930U CN201820989613.6U CN201820989613U CN208519930U CN 208519930 U CN208519930 U CN 208519930U CN 201820989613 U CN201820989613 U CN 201820989613U CN 208519930 U CN208519930 U CN 208519930U
Authority
CN
China
Prior art keywords
cooling
water
host computer
water pump
temperature sensor
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.)
Expired - Fee Related
Application number
CN201820989613.6U
Other languages
Chinese (zh)
Inventor
王方英
王付波
李鹏程
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.)
Shandong Jiahe Intelligent Equipment Engineering Co Ltd
Original Assignee
Shandong Jiahe Intelligent Equipment Engineering 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 Shandong Jiahe Intelligent Equipment Engineering Co Ltd filed Critical Shandong Jiahe Intelligent Equipment Engineering Co Ltd
Priority to CN201820989613.6U priority Critical patent/CN208519930U/en
Application granted granted Critical
Publication of CN208519930U publication Critical patent/CN208519930U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of operation of air conditioning systems, including cold water water pump, frequency converter, PLC, temperature sensor, PID regulator and refrigeration host computer, the water inlet and refrigeration host computer water outlet of cooling water pump, the water outlet of cooling water pump and the water inlet of cooling tower connect, the water outlet of cooling tower and the water inlet of refrigeration host computer connect, the water inlet of refrigeration host computer is provided with the first temperature sensor, the water outlet of refrigeration host computer is provided with second temperature sensor, first temperature sensor and second temperature sensor pass through PID regulator and PLC respectively, frequency converter is connect with cooling water pump and PLC;Two temperature sensors being arranged will acquire the temperature of the inlet and outlet of refrigeration host computer, and temperature signal is transported in PLC by PID regulator, PLC controls the frequency of frequency converter according to temperature signal in turn, and then control the revolving speed of cooling water pump, to control feed rate, to save electric energy, the electric cost of saving.

Description

A kind of operation of air conditioning systems
Technical field
The utility model relates to air conditioner technical field, in particular to a kind of operation of air conditioning systems.
Background technique
Refrigerating plant in air-conditioner set is the important component of air-conditioner set, existing refrigerating plant in refrigeration its The feed speed of cooling water cannot be changed, therefore when the refrigeration effect of refrigeration unit reaches requirement, further according to one Fixed speed supplies water, and thus causes the waste of power supply, increases electric cost.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of operation of air conditioning systems for saving electric energy.
In order to solve the above-mentioned technical problem, the technical solution of the utility model are as follows: a kind of operation of air conditioning systems, including cold water Water pump, frequency converter, PLC, PID regulator and refrigeration host computer, the water inlet and refrigeration host computer water outlet of cooling water pump, cooling water pump Water outlet and the water inlet of cooling tower connect, the water inlet of the water outlet of cooling tower and refrigeration host computer connects, refrigeration host computer Water inlet is provided with the first temperature sensor, and the water outlet of refrigeration host computer is provided with second temperature sensor, the first temperature sensing Device and second temperature sensor pass through PID regulator respectively and connect with PLC, and frequency converter is connect with cooling water pump and PLC, frequency converter Feeder ear connect three phase mains.
Further, cooling water pump is set side by side three, and three cooling water pumps are connect with frequency converter respectively.
Further, the water outlet of cooling water pump is connected to the water inlet of cooling tower, the water inlet of cooling tower by cooling tube Cooling blower is provided on the upside of mouthful.
What the utility model obtained by adopting the above technical scheme has the beneficial effect that two temperature sensors of setting will acquire The temperature of the inlet and outlet of refrigeration host computer, and temperature signal is transported in PLC by PID regulator, PLC is according to temperature It spends signal and then controls the frequency of frequency converter, and then control the revolving speed of cooling water pump, so that feed rate is controlled, to save Electric energy, the electric cost of saving.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model.
In figure: 1- cold water water pump;2- frequency converter;3-PID adjuster;4- refrigeration host computer;5- cooling tower;The first temperature of 6- passes Sensor;7- second temperature sensor;8- cooling blower.
Specific embodiment
Specific embodiment of the present utility model is described further with reference to the accompanying drawing.It should be noted that The explanation of these embodiments is used to help to understand the utility model, but does not constitute the restriction to the utility model.This Outside, technical characteristic involved in the various embodiments of the present invention described below is as long as they do not conflict with each other It can be combined with each other.
The utility model is further described in conjunction with attached drawing, makes this reality of person of ordinary skill in the field's better implementation With a kind of novel, operation of air conditioning systems of the utility model embodiment, including cold water water pump 1, frequency converter 2, PLC, temperature sensor, PID regulator and refrigeration host computer 4, the water inlet of cooling water pump and 4 water outlet of refrigeration host computer, the water outlet of cooling water pump and cooling The water inlet of tower 5 connects, and the water outlet of cooling tower 5 is connect with the water inlet of refrigeration host computer 4, the water inlet setting of refrigeration host computer 4 There is the first temperature sensor 6, the water outlet of refrigeration host computer 4 is provided with second temperature sensor 7, the first temperature sensor 6 and Two temperature sensors 7 are connect by PID regulator with PLC respectively, and frequency converter 2 is connect with cooling water pump and PLC, frequency converter 2 Feeder ear connects three phase mains.
The utility model embodiment cooling water pump is set side by side three, and three cooling water pumps are connect with frequency converter 2 respectively;It is cold But the water outlet of water pump is connected to the water inlet of cooling tower 5 by cooling tube, is provided with cooling wind on the upside of the water inlet of cooling tower 5 Machine 8.
Two temperature sensors of the utility model embodiment setting will acquire the inlet and outlet of refrigeration host computer 4 Temperature, and temperature signal is transported in PLC by PID regulator, PLC is according to temperature signal and then the frequency of control frequency converter 2 Rate, and then the revolving speed of cooling water pump is controlled, so that feed rate is controlled, so that electric energy has been saved, the electric cost of saving.
The embodiments of the present invention is explained in detail in conjunction with attached drawing above, but the utility model is not limited to be retouched The embodiment stated.For a person skilled in the art, right in the case where not departing from the utility model principle and spirit These embodiments carry out a variety of change, modification, replacement and modification, still fall in the protection scope of the utility model.

Claims (3)

1. a kind of operation of air conditioning systems, it is characterised in that: including cold water water pump, frequency converter, PLC, PID regulator and refrigeration master Machine, the water inlet and refrigeration host computer water outlet of cooling water pump, the water outlet of cooling water pump and the water inlet of cooling tower connect, cooling The water outlet of tower and the water inlet of refrigeration host computer connect, and the water inlet of refrigeration host computer is provided with the first temperature sensor, refrigeration master The water outlet of machine is provided with second temperature sensor, and the first temperature sensor and second temperature sensor are adjusted by PID respectively Device is connect with PLC, and frequency converter is connect with cooling water pump and PLC, and the feeder ear of frequency converter connects three phase mains.
2. operation of air conditioning systems according to claim 1, it is characterised in that: cooling water pump is set side by side three, and three cold But water pump is connect with frequency converter respectively.
3. operation of air conditioning systems according to claim 2, it is characterised in that: the water outlet of cooling water pump is connected by cooling tube It is connected to the water inlet of cooling tower, is provided with cooling blower on the upside of the water inlet of cooling tower.
CN201820989613.6U 2018-06-26 2018-06-26 A kind of operation of air conditioning systems Expired - Fee Related CN208519930U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820989613.6U CN208519930U (en) 2018-06-26 2018-06-26 A kind of operation of air conditioning systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820989613.6U CN208519930U (en) 2018-06-26 2018-06-26 A kind of operation of air conditioning systems

Publications (1)

Publication Number Publication Date
CN208519930U true CN208519930U (en) 2019-02-19

Family

ID=65337746

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820989613.6U Expired - Fee Related CN208519930U (en) 2018-06-26 2018-06-26 A kind of operation of air conditioning systems

Country Status (1)

Country Link
CN (1) CN208519930U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111076494A (en) * 2019-12-16 2020-04-28 江苏宏马物流股份有限公司 Vaccine storage refrigeration plant automatic switching system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111076494A (en) * 2019-12-16 2020-04-28 江苏宏马物流股份有限公司 Vaccine storage refrigeration plant automatic switching system

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190219

Termination date: 20210626