CN109724196A - The multistage balanced type pipe network of refrigeration equipment - Google Patents
The multistage balanced type pipe network of refrigeration equipment Download PDFInfo
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- CN109724196A CN109724196A CN201910146079.1A CN201910146079A CN109724196A CN 109724196 A CN109724196 A CN 109724196A CN 201910146079 A CN201910146079 A CN 201910146079A CN 109724196 A CN109724196 A CN 109724196A
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Abstract
The invention discloses the multistage balanced type pipe networks of refrigeration equipment, including air conditioner user unit, it further include water supplying pipe, return pipe, transmission and distribution network controller, transmission & distribution water pump, cooling supply pipeline, three-way solenoid valve, balance pipe, electric control valve, water cooler, water cooler water pump, water pump air deflector, the multistage balanced type pipe network of the refrigeration equipment, clever structure, it is powerful, first by arranging balance pipe to every water cooler, to replace the grading function of former balance pipe well, secondly by the control and regulation of balance pipe, pipe network flow can effectively be balanced, realize the stabilization of transmission and distribution network flow and cold source flow, it is balanced, effectively reduce the waste of units consumption, improve unit operation efficiency, conducive to the popularization and application of field of refrigeration equipment.
Description
Technical field
The present invention relates to air conditioner technical field more particularly to the multistage balanced type pipe networks of refrigeration equipment.
Background technique
In recent years, in the design of air conditioner water circulating system, gradually adopt the arrangement form of level-one, secondary network, i.e., it is cold
The form that setting balance pipe is responsible for for return water in source and transmission and distribution network.Wherein, the purpose that balance pipe is arranged is by cold source and transmission & distribution
Pipe network is divided into two circulatory systems, to solve the hydraulic regime imbalance of transmission and distribution network, and reduces pump energy consumption and (is detailed in figure
1), in figure by taking three units as an example, because of the hierarchical arrangement mode using single balance pipe, when water cooler operation number of units variation
When, cold source flow changes, and causes the difference of cold source flow Yu transmission and distribution network flow, and usually transmission and distribution network flow is greater than cold
Source flux, the similarly variation of transmission and distribution network flow will also result in the transmission and distribution network flow phenomenon different from cold source flow, generally also
It is that transmission and distribution network stream is greater than cold source flow, thus generates following problems:
1, after cold source is mixed for cold water with pipe network return water, system water supply temperature rises, and cannot effectively dehumidify, and eliminates cold negative
Latent heat of vaporization part in lotus, influences operational effect；
2, system water supply temperature rises, and causes cold source control system erroneous judgement refrigerating capacity insufficient, increase operating unit number of units or
The operation power for improving unit, leads to the waste of unit operation energy consumption；
3, due to the erroneous judgement of control system, unit frequent start-stop is caused, unit operation efficiency is influenced, in view of disadvantages described above,
It is really necessary to design the multistage balanced type pipe network of refrigeration equipment.
Summary of the invention
Technical problem to be solved by the present invention lies in: the multistage balanced type pipe network of refrigeration equipment is provided, to solve background
The problem of technology proposes.
In order to solve the above technical problems, the technical scheme is that the multistage balanced type pipe network of refrigeration equipment, including sky
Subscriber unit is adjusted, further includes water supplying pipe, return pipe, transmission and distribution network controller, transmission & distribution water pump, cooling supply pipeline, three-way solenoid valve, put down
Weigh pipe, electric control valve, water cooler, water cooler water pump, water pump air deflector, and the water supplying pipe is located at air conditioner user unit
Upper end, the return pipe are located at air conditioner user unit lower end, and the transmission and distribution network amount controller is several, described
Transmission and distribution network controller is sequentially distributed from left to right in return pipe upper end, and the transmission and distribution network controller and return pipe use spiral shell
Line is connected, and the transmission & distribution water pump is located on the left of water supplying pipe, and the transmission & distribution water pump is connected with water supplying pipe using screw thread, described
Cooling supply pipeline is located on the left of transmission & distribution water pump, and the cooling supply pipeline is connected with transmission & distribution water pump using screw thread, the electromagnetic three-way
Valve quantity is several, and the three-way solenoid valve is sequentially distributed from left to right in cooling supply pipeline and return pipe, the electromagnetism
Triple valve is connected with cooling supply pipeline and return pipe using screw thread respectively, and the balance pipe quantity is several, the balance
Pipe is located between three-way solenoid valve two-by-two, and the balance pipe is connected with three-way solenoid valve using screw thread, the motorized adjustment
Valve is located at balance pipe middle-end, and the electric control valve is connected with balance pipe using screw thread, if the water cooler quantity is
Dry part, the water cooler quantity are several, and the water cooler is sequentially distributed from left to right in cooling supply lower end of duct,
The water cooler is connected with cooling supply pipeline using screw thread, and the water cooler water pump is located at water cooler lower end, described
Water cooler water pump be connected with water cooler using screw thread, the water pump air deflector is located at water cooler water pump lower end, institute
The water pump air deflector stated is connected with water cooler water pump using screw thread, and the water pump air deflector uses screw thread phase with return pipe
Even.
Further, the transmission and distribution network controller is used with transmission & distribution water pump, three-way solenoid valve and electric control valve respectively
Conducting wire is connected.
Further, the transmission and distribution network controller is made of pressure difference transmitter and PLC controller, and the pressure difference becomes
Device is sent to be connected with PLC controller using conducting wire.
Compared with prior art, the multistage balanced type pipe network of the refrigeration equipment, firstly, by being arranged to every water cooler
Balance pipe, to replace the grading function of former balance pipe well, i.e., when separate unit water chiller is run, on the right side of this water chiller
Three-way solenoid valve is opened, and synchronous transmission & distribution water pump reduces frequency conversion, and when second water chiller is put into, First machine water chiller is right
Side three-way solenoid valve is closed, two shared balance pipes, and synchronous transmission & distribution water pump reduces frequency conversion；Similarly, when third platform water chiller is thrown
Fashionable, three-way solenoid valve is closed on the right side of first and second machine water chiller, three shared balance pipes, and synchronous transmission & distribution water pump, which reduces, to be become
Frequently；It is acted on secondly by the mutual cooperation of the differential pressure controller of each balance pipe, PLC controller and electric control valve, to guarantee to put down
When weighing apparatus manages interior flow no more than unit metered flow 20%, meanwhile, transmission & distribution water pump also can be according to transmission and distribution network for return water pressure difference
Variation adjust circular flow, i.e., control transmission and distribution network flow be no more than cold source system total flow 20%, the refrigeration equipment it is more
Grade balanced type pipe network, it is clever structure, powerful, first by arranging balance pipe to every water cooler, replace well
The grading function of former balance pipe can effectively balance pipe network flow secondly by the control and regulation of balance pipe, realize transmission & distribution pipe
It is net flow and the stabilization of cold source flow, balanced, the waste of units consumption is effectively reduced, unit operation efficiency is improved, benefit
In the popularization and application of field of refrigeration equipment, meanwhile, water cooler is to provide for cold source refrigerating capacity, and water pump air deflector is to protect
Pump inlet pressure is demonstrate,proved, prevents from cavitating, transmission & distribution water pump function is the circular flow in order to guarantee transmission and distribution network, and cooling capacity is sent to sky
Adjust subscriber unit.
Detailed description of the invention
Fig. 1 is the main view of the multistage balanced type pipe network of refrigeration equipment；
Fig. 2 is the partial enlarged view at balance pipe position.
Air conditioner user unit 1, water supplying pipe 2, return pipe 3, transmission and distribution network controller 4, transmission & distribution water pump 5, cooling supply pipeline 6, electricity
Magnetic triple valve 7, balance pipe 8, electric control valve 9, water cooler 10, water cooler water pump 11, water pump air deflector 12.
The following detailed description will be further explained with reference to the above drawings.
Specific embodiment
Hereinafter, a variety of specific details are elaborated, in order to provide to the saturating of the concept for constituting described embodiment basis
Thorough understanding, however, it will be apparent to those skilled in the art that described embodiment can be in these no specific details
In the practice of getting off of some or all situations do not specifically describe well-known processing step in other cases.
As shown in Figure 1 and Figure 2, the multistage balanced type pipe network of refrigeration equipment, including air conditioner user unit 1, water supplying pipe 2, return water
Pipe 3, transmission and distribution network controller 4, transmission & distribution water pump 5, cooling supply pipeline 6, three-way solenoid valve 7, balance pipe 8, electric control valve 9, cold water
Unit 10, water cooler water pump 11, water pump air deflector 12, the water supplying pipe 2 is located at 1 upper end of air conditioner user unit, described
Return pipe 3 is located at 1 lower end of air conditioner user unit, and 3 quantity of transmission and distribution network controller is several, the transmission & distribution pipe
Net controller 4 is sequentially distributed from left to right in 3 upper end of return pipe, and the transmission and distribution network controller 4 and return pipe 3 use screw thread
It is connected, the transmission & distribution water pump 5 is located at 2 left side of water supplying pipe, and the transmission & distribution water pump 5 is connected with water supplying pipe 2 using screw thread, described
Cooling supply pipeline 6 be located at the left side of transmission & distribution water pump 5, the cooling supply pipeline 6 is connected with the use screw thread of transmission & distribution water pump 5, the electricity
7 quantity of magnetic triple valve is several, and the three-way solenoid valve 7 is sequentially distributed from left to right in cooling supply pipeline 6 and return pipe 3,
The three-way solenoid valve 7 is connected with cooling supply pipeline 6 and return pipe 3 using screw thread respectively, and 8 quantity of balance pipe is several
Part, the balance pipe 8 are located between three-way solenoid valve 7 two-by-two, and the balance pipe 8 uses screw thread phase with three-way solenoid valve 7
Even, the electric control valve 9 is located at 8 middle-end of balance pipe, and the electric control valve 9 is connected with balance pipe 8 using screw thread,
10 quantity of water cooler be several, 10 quantity of water cooler be several, the water cooler 10 from
Left-to-right is sequentially distributed in 6 lower end of cooling supply pipeline, and the water cooler 10 is connected with cooling supply pipeline 6 using screw thread, described
Water cooler water pump 11 is located at 10 lower end of water cooler, and the water cooler water pump 11 uses screw thread phase with water cooler 10
Even, the water pump air deflector 12 is located at 11 lower end of water cooler water pump, the water pump air deflector 12 and water cooler water pump
11 are connected using screw thread, and the water pump air deflector 12 is connected with return pipe 3 using screw thread, the transmission and distribution network controller
4 are connected with transmission & distribution water pump 5, three-way solenoid valve 7 and electric control valve 9 using conducting wire respectively, the transmission and distribution network controller 4 by
Pressure difference transmitter and PLC controller composition, and the pressure difference transmitter is connected with PLC controller using conducting wire.
The multistage balanced type pipe network of the refrigeration equipment, firstly, being come fine by arranging balance pipe 8 to every water cooler
The grading function for replacing former balance pipe 8, i.e., when separate unit water chiller 10 is run, 10 right side electromagnetic three-way of this water chiller
Valve 7 is opened, and synchronous transmission & distribution water pump 5 reduces frequency conversion, and when second water chiller 10 is put into, First machine water chiller 10 is right
Side three-way solenoid valve 7 is closed, two shared balance pipes 8, and synchronous transmission & distribution water pump 5 reduces frequency conversion；Similarly, when third platform water chiller
When 10 investment, first and second 10 right side three-way solenoid valve 7 of machine water chiller is closed, three shared balance pipes 8, synchronous transmission & distribution water
Pump 5 reduces frequency conversion；Make secondly by the mutual cooperation of the differential pressure controller of each balance pipe 8, PLC controller and electric control valve 9
With, come when guaranteeing in balance pipe 8 that flow is no more than unit metered flow 20%, meanwhile, transmission & distribution water pump 5 also can be according to transmission & distribution
Pipe network changes for return water pressure difference adjusts circular flow, i.e. control transmission and distribution network flow is no more than the 20% of cold source system total flow,
Meanwhile water cooler 10 is to provide for cold source refrigerating capacity, water pump air deflector 12 is to prevent gas to guarantee pump inlet pressure
Erosion, 5 function of transmission & distribution water pump is the circular flow in order to guarantee transmission and distribution network, and cooling capacity is sent to air conditioner user unit 1.
The present invention is not limited to above-mentioned specific embodiment, those skilled in the art from the above idea,
Without creative labor, the various transformation made are within the scope of the present invention.
Claims (3)
1. the multistage balanced type pipe network of refrigeration equipment, including air conditioner user unit, it is characterised in that further include water supplying pipe, return water
It is pipe, transmission and distribution network controller, transmission & distribution water pump, cooling supply pipeline, three-way solenoid valve, balance pipe, electric control valve, water cooler, cold
Water dispenser group water pump, water pump air deflector, the water supplying pipe are located at air conditioner user unit upper end, and the return pipe is located at idle call
Family unit lower end, the transmission and distribution network amount controller are several, and the transmission and distribution network controller is from left to right successively
It is distributed in return pipe upper end, the transmission and distribution network controller is connected with return pipe using screw thread, and the transmission & distribution water pump is located at
On the left of water supplying pipe, the transmission & distribution water pump is connected with water supplying pipe using screw thread, and the cooling supply pipeline is located on the left of transmission & distribution water pump,
The cooling supply pipeline is connected with transmission & distribution water pump using screw thread, and the three-way solenoid valve quantity is several, the electromagnetism
Triple valve is sequentially distributed from left to right in cooling supply pipeline and return pipe, the three-way solenoid valve respectively with cooling supply pipeline and return water
Pipe is connected using screw thread, and the balance pipe quantity is several, and the balance pipe is located between three-way solenoid valve two-by-two, institute
The balance pipe stated is connected with three-way solenoid valve using screw thread, and the electric control valve is located at balance pipe middle-end, and described is electronic
Regulating valve is connected with balance pipe using screw thread, and the water cooler quantity is several, if the water cooler quantity is
Dry part, the water cooler are sequentially distributed from left to right in cooling supply lower end of duct, and the water cooler is adopted with cooling supply pipeline
It is connected with screw thread, the water cooler water pump is located at water cooler lower end, and the water cooler water pump is adopted with water cooler
It is connected with screw thread, the water pump air deflector is located at water cooler water pump lower end, the water pump air deflector and water cooler water
Pump is connected using screw thread, and the water pump air deflector is connected with return pipe using screw thread.
2. the multistage balanced type pipe network of refrigeration equipment as described in claim 1, it is characterised in that the transmission and distribution network control
Device is connected with transmission & distribution water pump, three-way solenoid valve and electric control valve using conducting wire respectively.
3. the multistage balanced type pipe network of refrigeration equipment as claimed in claim 2, it is characterised in that the transmission and distribution network control
Device is made of pressure difference transmitter and PLC controller, and the pressure difference transmitter is connected with PLC controller using conducting wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910146079.1A CN109724196A (en) | 2019-02-27 | 2019-02-27 | The multistage balanced type pipe network of refrigeration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910146079.1A CN109724196A (en) | 2019-02-27 | 2019-02-27 | The multistage balanced type pipe network of refrigeration equipment |
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| CN109724196A true CN109724196A (en) | 2019-05-07 |
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| CN201910146079.1A Pending CN109724196A (en) | 2019-02-27 | 2019-02-27 | The multistage balanced type pipe network of refrigeration equipment |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009036494A (en) * | 2007-08-03 | 2009-02-19 | Taikisha Ltd | Heat source system |
| CN103383121A (en) * | 2012-05-03 | 2013-11-06 | 南京市建筑设计研究院有限责任公司 | District air-conditioner distributed secondary pump system |
| CN205137770U (en) * | 2015-12-07 | 2016-04-06 | 武汉科技大学 | Full frequency conversion unsteady flow volume two stage pump system |
| CN206113236U (en) * | 2016-09-27 | 2017-04-19 | 上海三益建筑设计有限公司 | Full variable frequency air conditioner cold water two stage pump conveying system |
| CN207280009U (en) * | 2017-06-13 | 2018-04-27 | 中节能城市节能研究院有限公司 | A kind of new Regional Energy secondary pumping system |
| CN209726400U (en) * | 2019-02-27 | 2019-12-03 | 北京中科方盛能源科技有限公司 | The multistage balanced type pipe network of refrigeration equipment |
-
2019
- 2019-02-27 CN CN201910146079.1A patent/CN109724196A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009036494A (en) * | 2007-08-03 | 2009-02-19 | Taikisha Ltd | Heat source system |
| CN103383121A (en) * | 2012-05-03 | 2013-11-06 | 南京市建筑设计研究院有限责任公司 | District air-conditioner distributed secondary pump system |
| CN205137770U (en) * | 2015-12-07 | 2016-04-06 | 武汉科技大学 | Full frequency conversion unsteady flow volume two stage pump system |
| CN206113236U (en) * | 2016-09-27 | 2017-04-19 | 上海三益建筑设计有限公司 | Full variable frequency air conditioner cold water two stage pump conveying system |
| CN207280009U (en) * | 2017-06-13 | 2018-04-27 | 中节能城市节能研究院有限公司 | A kind of new Regional Energy secondary pumping system |
| CN209726400U (en) * | 2019-02-27 | 2019-12-03 | 北京中科方盛能源科技有限公司 | The multistage balanced type pipe network of refrigeration equipment |
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