CN105222230A - Air-conditioning system between the pressure regulation method of air-conditioning and row between air-conditioning between row, row - Google Patents
Air-conditioning system between the pressure regulation method of air-conditioning and row between air-conditioning between row, row Download PDFInfo
- Publication number
- CN105222230A CN105222230A CN201510677042.3A CN201510677042A CN105222230A CN 105222230 A CN105222230 A CN 105222230A CN 201510677042 A CN201510677042 A CN 201510677042A CN 105222230 A CN105222230 A CN 105222230A
- Authority
- CN
- China
- Prior art keywords
- air
- row
- conditioning
- heat exchanger
- flow
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/02—Ducting arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/40—Pressure, e.g. wind pressure
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention provides air-conditioning system between the pressure regulation method of air-conditioning between air-conditioning between row, row and row.Between row, air-conditioning comprises: intake line; Output pipe; Heat exchanger branch road, comprises heat exchanger, the inlet communication intake line of heat exchanger branch road, the outlet output pipe of heat exchanger branch road; Bypass branch, flow is adjustably communicated with intake line and output pipe, to regulate the crushing of air-conditioning between row.Apply technical scheme of the present invention, when the crushing change of heat exchanger branch road, can by regulating the flow of bypass branch, the outlet of regulation output pipeline is relative to the pressure drop of the import of described intake line, thus realize the adjustment of the crushing of air-conditioning between whole row, be conducive to meeting the needs that self crushing of air-conditioning between row is stable.
Description
Technical field
The present invention relates to art of refrigeration units, in particular to a kind of row between air-conditioning, row between air-conditioning pressure regulation method and row between air-conditioning system.
Background technology
Along with improving constantly of data center module center integrated level, unit are and Single Cabinet caloric value significantly rise, and traditional product cannot adapt to this user demand completely, need a kind of brand-new system of exploitation and structure to meet the demand in market.Between row, air-conditioning adopts a kind of full sensible heat high temperature return air temperature processing mode, and significantly improve chilled water temperature and chilling temperature, system cloud gray model efficiency is significantly improved, and meets the requirement of the accurate environment of machine room to temperature control and humidity.
Because between chilled water row, air-conditioning self space is less, be in data center inside, be difficult to take unit apart when breaking down and check inner case, causing trouble searches difficulty simultaneously.
Air-conditioning between multiple stage chilled water row is often had in same data center, they supply cold water by same handpiece Water Chilling Units usually, this just requires that self crushing of air-conditioning between each chilled water row is more stable, otherwise the pressure balance of whole chilled water supply system can be affected, harmful effect is caused to outside water supply pump.
Between traditional chilled water row, air-conditioning generally adopts turbine flowmeter to carry out flow measurement, but not only crushing is very high for turbine flowmeter, and needs to tear pipe open when safeguarding cleaning, for unit narrow space, only have and unit is removed out, could safeguard, therefore bother very much.
Summary of the invention
Main purpose of the present invention is to provide air-conditioning system between the pressure regulation method of air-conditioning between air-conditioning, row between a kind of row and row, with the needs that self crushing of air-conditioning between satisfied row is stable.
To achieve these goals, according to an aspect of the present invention, provide air-conditioning between a kind of row, comprising: intake line; Output pipe; Heat exchanger branch road, comprises heat exchanger, the inlet communication intake line of heat exchanger branch road, the outlet output pipe of heat exchanger branch road; Bypass branch, flow is adjustably communicated with intake line and output pipe, to regulate the crushing of air-conditioning between row.
Further, bypass branch is provided with by-passing valve.。
Further, also comprise three-way control valve, three-way control valve has two imports and an outlet, and two imports are communicated with the outlet of heat exchanger branch road and the outlet of bypass branch respectively, the outlet output pipe of three-way control valve.
Further, intake line is provided with into water stop valve; And/or, output pipe is provided with out Water Check Valve.
According to a further aspect in the invention, provide air-conditioning system between a kind of row, it is characterized in that, comprising: main line; Air-conditioning between multiple row, between row, air-conditioning is air-conditioning between above-mentioned row, and between each row, the intake line of air-conditioning is all communicated with main line.
Further, also comprise sensor part, be arranged on intake line to detect the state of intake line inner fluid.
Further, sensor part comprises flow sensor and/or pressure sensor.
Further, sensor part comprises flow sensor and pressure sensor, and pressure sensor is arranged on the upstream of flow sensor.
Further, sensor part comprises flow sensor, and flow sensor plug-in type is arranged on intake line.
According to a further aspect in the invention, provide the pressure regulation method of air-conditioning between a kind of row, it is characterized in that, comprising: connect intake line, heat exchanger and output pipe successively; Bypass branch is drawn, the outlet output pipe of bypass branch in the upstream of heat exchanger; Regulate the flow of bypass branch, to regulate the crushing of air-conditioning between row.
Further, regulate the flow of bypass branch to comprise: the amplitude increased according to the flow of heat exchanger, the flow of bypass branch is reduced corresponding amplitude; And/or, according to the amplitude that the flow of heat exchanger reduces, the flow of bypass branch is increased corresponding amplitude.
Further, also comprise and regulate the pressure drop of bypass branch to identical with the pressure drop of heat exchanger place branch road, regulate the pressure drop of bypass branch to carry out before the flow regulating bypass branch in the pressure drop of adjustment bypass branch.
Further, the pressure drop of bypass branch is regulated to comprise: cut-off bypass branch, obtains the flow under the complete conducting state of heat exchanger place branch road; The branch road at cut-off heat exchanger place, regulates the flow being arranged on bypass branch, to arrive the flow under the complete conducting state of heat exchanger place branch road.
Apply technical scheme of the present invention, when the crushing change of heat exchanger branch road, can by regulating the flow of bypass branch, the outlet of regulation output pipeline is relative to the pressure drop of the import of described intake line, thus realize the adjustment of the crushing of air-conditioning between whole row, be conducive to meeting the needs that self crushing of air-conditioning between row is stable.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
The system schematic of air-conditioning between the row that Fig. 1 shows the first embodiment of the present invention;
The system schematic of air-conditioning between the row that Fig. 2 shows the second embodiment of the present invention.
Wherein, above-mentioned accompanying drawing comprises the following drawings mark:
1, intake line; 2, water inlet stop valve; 3, inflow temperature sensor; 4, pressure sensor; 5, flow sensor; 6, by-passing valve; 7, three-way control valve; 8, heat exchanger; 9, leaving water temperature sensors; 10, Water Check Valve is gone out; 11, output pipe; 12, bypass branch; 13, three-way control valve.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As shown in Figure 1, between the row of the present embodiment, air-conditioning comprises: intake line 1; Output pipe 11; Heat exchanger branch road, comprises heat exchanger 8, the inlet communication intake line 1 of heat exchanger branch road, the outlet output pipe of heat exchanger branch road; Bypass branch 12, flow is adjustably communicated with intake line 1 and output pipe 11, to regulate the crushing of air-conditioning between row.
When the crushing change of heat exchanger branch road, can by regulating the flow of bypass branch 12, the outlet of regulation output pipeline 11 relative to the pressure drop of the import of intake line 1, thus realizes the adjustment of the crushing of air-conditioning between whole row, is conducive to meeting the needs that self crushing of air-conditioning between row is stable.
In the present embodiment, between row, air-conditioning system comprises air-conditioning between multiple row, and between multiple row, the intake line 1 of air-conditioning is all communicated with main line.In order to the pressure stability of the main line of air-conditioning system between satisfied row, between each row, the heat exchanger 8 of air-conditioning all arranges bypass branch 12, to regulate the crushing of air-conditioning between respective column, thus realizes the pressure stability of air-conditioning system between row.
As shown in Figure 1, bypass branch 12 is provided with by-passing valve 6.The three-way control valve 7 of convergent current type has two imports and an outlet, and two imports are communicated with the outlet of heat exchanger branch road and the outlet of bypass branch 12, the outlet output pipe 11 of three-way control valve 7 respectively.
In the present embodiment, first the handpiece Water Chilling Units of air-conditioning system between row, outlet hydraulic pressure are adjusted to rated value, ensure into and out of stable water pressure constant;
Then, three-way control valve 7 is adjusted to the whole conducting of heat exchanger branch road, and the direction that bypass branch 12 ends, bypass branch 12 now discharge is zero, records main line water flow value Q this moment;
Again, three-way control valve 7 is adjusted to bypass branch 12 all conductings, and the direction of heat exchanger subcircuit disables, by-passing valve 6 to the maximum opening on adjustment bypass branch 12, and then slowly turn down, make the water flow value on main line equal Q.And record the angle value of now stop valve rotation.Now the crushing of bypass branch 12 is substantially identical with the crushing on heat exchanger branch road.
When the crushing of bypass branch 12 is identical with heat exchanger branch road, when regulating the flow of heat exchanger branch road by three-way control valve 7 again, bypass branch 12 reduction of complementarity with the increase of heat exchanger bypass flow, bypass branch 12 increase of complementarity with the reduction of heat exchanger bypass flow, thus the crushing of air-conditioning between row is not changed because regulating the flow of heat exchanger branch road, ensure that system pressure is stablized.
In addition, in this enforcement, intake line 1 is provided with into water stop valve 2; Output pipe 11 is provided with out Water Check Valve 10.The independence of air-conditioning self between arranging can be realized, meet maintenance needs.Have employed the calorimetric flowmeter without crushing simultaneously, easy for installation, safeguard simple.
Alternatively, intake line 1 is provided with also is provided with inflow temperature sensor 3.
Alternatively, output pipe 11 is provided with leaving water temperature sensors 9.
Between the row of the present embodiment, the pressure regulation method of air-conditioning comprises: connect intake line 1, heat exchanger 8 and output pipe 11 successively; Bypass branch 12 is drawn, the outlet output pipe 11 of bypass branch 12 in the upstream of heat exchanger 8; Regulate the flow of bypass branch 12, to regulate the crushing of air-conditioning between row.
Regulate the flow of bypass branch 12 to comprise: the amplitude increased according to the flow of heat exchanger 8, the flow of bypass branch 12 is reduced corresponding amplitude; And/or, according to the amplitude that the flow of heat exchanger 8 reduces, the flow of bypass branch 12 is increased corresponding amplitude.
Pressure regulation method also comprises the pressure drop of adjustment bypass branch 12 to identical with the pressure drop of heat exchanger 8 place branch road, regulates the pressure drop of bypass branch 12 to carry out before the flow regulating bypass branch 12 in the pressure drop of adjustment bypass branch 12.
The pressure drop of bypass branch 12 is regulated to comprise: cut-off bypass branch 12, obtains the flow under the complete conducting state of heat exchanger 8 place branch road; The branch road at cut-off heat exchanger 8 place, regulates the flow being arranged on bypass branch 12, to arrive the flow under the complete conducting state of heat exchanger 8 place branch road.
The system schematic of air-conditioning between the row that Fig. 2 shows the second embodiment of the present invention.In this enforcement, the import of the three-way control valve 13 of the outlet shunting of intake line 1, two outlets of three-way control valve 13 are communicated with the import of heat exchanger branch road import and bypass branch 12 respectively, after on utilizing, the crushing of bypass branch 12 is adjusted to the crushing equaling heat exchanger branch road by the mode of an embodiment, when being regulated the flow of heat exchanger branch road by three-way control valve 13, bypass branch 12 reduction of complementarity with the increase of heat exchanger bypass flow, bypass branch 12 increase of complementarity with the reduction of heat exchanger bypass flow, thus the crushing of air-conditioning between row is not converted because regulating the flow of heat exchanger branch road, ensure that system pressure is stablized.
The present embodiment additionally provides air-conditioning system between a kind of row, and comprise air-conditioning between main line and multiple above-mentioned row, between each row, the intake line 1 of air-conditioning is all communicated with main line.
Between each row air-conditioning intake line 1 on be provided with the sensor test section of the state for detecting intake line 1 inner fluid.Utilize sensor part to detect the state of intake line 1, solve in prior art the problem of the inconvenient maintenance utilizing mechanical detection parts to bring.Further, sensor is beneficial to automatic control, can navigation system location of fault fast by the parameter of controller read sensor, is convenient to maintenance, safeguards.
Flow sensor 5 plug-in type is arranged on intake line 1.Do not need during dismounting to tear pipe open, easy to maintenance.
In the present embodiment, sensor part comprises flow sensor 5 and pressure sensor 4, and pressure sensor 4 is arranged on the upstream of flow sensor 5.
In this enforcement, by the state of the pressure sensor 4 on intake line 1 and flow sensor 5 monitoring machine group system inside, according to both detected value comprehensive descision, can accurate localizing faults reason, specific implementation method is as follows:
In initialization system, flow parameter and pressure parameter are respectively: flux lower limit value is Qmin, and flow higher limit is Qmax, and metered flow value is Q, flow detection value is Qtest, and low pressure limit value is Pmin, and upper pressure limit value is Pmax, rated pressure value is P, and detected pressure value is Ptest.Concrete Fault Locating Method is as shown in the table:
| Flowmeter state | Pressure sensor state | Failure cause |
| Qtest＝0 | Ptest>0 | Pipeline blocks completely |
| Qtest<Qmin | Ptest>P | Pipeline portions blocks |
| Qtest>Qmax | Ptest<P | Pipeline is revealed or booster |
| Qtest＝0 | Ptest＝0 | Do not supply water |
| Qtest<Qmin | Ptest<Pmin | Hydraulic pressure is too low |
| Qtest>Qmax | Ptest>Pmax | Hydraulic pressure is too high |
These are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (13)
1. an air-conditioning between row, is characterized in that, comprising:
Intake line (1);
Output pipe (11);
Heat exchanger branch road, comprises heat exchanger (8), intake line (1) described in the inlet communication of described heat exchanger branch road, output pipe (11) described in the outlet of described heat exchanger branch road;
Bypass branch (12), flow is adjustably communicated with described intake line (1) and described output pipe (11), to regulate the crushing of air-conditioning between described row.
2. air-conditioning between row according to claim 1, is characterized in that, described bypass branch (12) is provided with by-passing valve (6).
3. air-conditioning between row according to claim 1 and 2, it is characterized in that, also comprise three-way control valve (7), described three-way control valve (7) has two imports and an outlet, described two imports are communicated with the outlet of described heat exchanger branch road and the outlet of described bypass branch (12) respectively, output pipe (11) described in the outlet of described three-way control valve (7).
4. air-conditioning between row according to claim 1 and 2, is characterized in that,
Described intake line (1) is provided with into water stop valve (2); And/or,
Output pipe (11) is provided with out Water Check Valve (10).
5. an air-conditioning system between row, is characterized in that, comprising:
Main line;
Air-conditioning between multiple row, air-conditioning between the row of air-conditioning according to any one of Claims 1-4 between described row, between each described row, the described intake line (1) of air-conditioning is all communicated with described main line.
6. air-conditioning system between row according to claim 5, is characterized in that, also comprise sensor part, is arranged on described intake line (1) to detect the state of described intake line (1) inner fluid.
7. air-conditioning system between row according to claim 6, is characterized in that, described sensor part comprises flow sensor (5) and/or pressure sensor (4).
8. air-conditioning system between row according to claim 7, it is characterized in that, described sensor part comprises described flow sensor (5) and described pressure sensor (4), and described pressure sensor (4) is arranged on the upstream of described flow sensor (5).
9. air-conditioning system between row according to claim 7, is characterized in that, described sensor part comprises described flow sensor (5), and described flow sensor (5) plug-in type is arranged on described intake line (1).
10. a pressure regulation method for air-conditioning between arranging, is characterized in that, comprising:
Connect intake line (1), heat exchanger (8) and output pipe (11) successively;
Bypass branch (12) is drawn, output pipe (11) described in the outlet of described bypass branch (12) in the upstream of described heat exchanger (8);
Regulate the flow of described bypass branch (12), to regulate the crushing of air-conditioning between described row.
11. pressure regulation methods according to claim 10, is characterized in that, the flow of the described bypass branch of described adjustment (12) comprising:
According to the amplitude that the flow of heat exchanger (8) increases, the flow of described bypass branch (12) is reduced corresponding amplitude; And/or,
According to the amplitude that the flow of heat exchanger (8) reduces, the flow of described bypass branch (12) is increased corresponding amplitude.
12. pressure regulation methods according to claim 10 or 11, it is characterized in that, also comprise and regulate the pressure drop of described bypass branch (12) to identical with the pressure drop of described heat exchanger (8) place branch road, the pressure drop of described adjustment bypass branch (12) was carried out before the flow of the described bypass branch of described adjustment (12) in the pressure drop of described adjustment bypass branch (12).
13. pressure regulation methods according to claim 12, is characterized in that, the pressure drop of described adjustment bypass branch (12) comprising:
End described bypass branch (12), obtain the flow under the complete conducting state of described heat exchanger (8) place branch road;
End the branch road at described heat exchanger (8) place, regulate the flow being arranged on described bypass branch (12), to arrive the flow under the complete conducting state of described heat exchanger (8) place branch road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510677042.3A CN105222230A (en) | 2015-10-16 | 2015-10-16 | Air-conditioning system between the pressure regulation method of air-conditioning and row between air-conditioning between row, row |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510677042.3A CN105222230A (en) | 2015-10-16 | 2015-10-16 | Air-conditioning system between the pressure regulation method of air-conditioning and row between air-conditioning between row, row |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105222230A true CN105222230A (en) | 2016-01-06 |
Family
ID=54991342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510677042.3A Pending CN105222230A (en) | 2015-10-16 | 2015-10-16 | Air-conditioning system between the pressure regulation method of air-conditioning and row between air-conditioning between row, row |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105222230A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106455417A (en) * | 2016-08-31 | 2017-02-22 | 许昌许继晶锐科技有限公司 | Converter valve cooling system and DC power transmission equipment employing same |
| CN108413530A (en) * | 2018-03-06 | 2018-08-17 | 福建工程学院 | A kind of water temperature regulation device and its control method for air-conditioner water system |
| CN109611980A (en) * | 2018-10-31 | 2019-04-12 | 厦门华睿晟智能科技有限责任公司 | A kind of air-conditioning water piping system and air-conditioning system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09166346A (en) * | 1995-12-14 | 1997-06-24 | Takasago Thermal Eng Co Ltd | Air conditioner, air conditioning system and controlling method thereof |
| CN101144724A (en) * | 2006-06-23 | 2008-03-19 | 张诚实 | Split heat supply temperature-control charging device and heat fee calculation method |
| CN101303147A (en) * | 2008-07-10 | 2008-11-12 | 何森 | Air conditioner system capable of simultaneously using low temperature radiation and fan coiler |
| JP2009019842A (en) * | 2007-07-13 | 2009-01-29 | Yamatake Corp | Water delivery control system and water delivery control method |
| CN201448951U (en) * | 2009-08-31 | 2010-05-05 | 何金刚 | Energy-saving type device for regulating condensation temperature of central air-conditioning water-cooled units |
| CN101865496A (en) * | 2010-06-22 | 2010-10-20 | 中国建筑第八工程局有限公司 | Chilled water direct supply system and method |
| CN103277863A (en) * | 2013-06-24 | 2013-09-04 | 机械工业第三设计研究院 | Air conditioner cold water variable-flow system and control method thereof |
| CN204574584U (en) * | 2015-03-17 | 2015-08-19 | 浙江国祥空调设备有限公司 | A kind of novel energy-saving cooling by wind with pressure maintenance device |
| CN205065944U (en) * | 2015-10-16 | 2016-03-02 | 珠海格力电器股份有限公司 | Air conditioning system between air conditioner and row between row |
-
2015
- 2015-10-16 CN CN201510677042.3A patent/CN105222230A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09166346A (en) * | 1995-12-14 | 1997-06-24 | Takasago Thermal Eng Co Ltd | Air conditioner, air conditioning system and controlling method thereof |
| CN101144724A (en) * | 2006-06-23 | 2008-03-19 | 张诚实 | Split heat supply temperature-control charging device and heat fee calculation method |
| JP2009019842A (en) * | 2007-07-13 | 2009-01-29 | Yamatake Corp | Water delivery control system and water delivery control method |
| CN101303147A (en) * | 2008-07-10 | 2008-11-12 | 何森 | Air conditioner system capable of simultaneously using low temperature radiation and fan coiler |
| CN201448951U (en) * | 2009-08-31 | 2010-05-05 | 何金刚 | Energy-saving type device for regulating condensation temperature of central air-conditioning water-cooled units |
| CN101865496A (en) * | 2010-06-22 | 2010-10-20 | 中国建筑第八工程局有限公司 | Chilled water direct supply system and method |
| CN103277863A (en) * | 2013-06-24 | 2013-09-04 | 机械工业第三设计研究院 | Air conditioner cold water variable-flow system and control method thereof |
| CN204574584U (en) * | 2015-03-17 | 2015-08-19 | 浙江国祥空调设备有限公司 | A kind of novel energy-saving cooling by wind with pressure maintenance device |
| CN205065944U (en) * | 2015-10-16 | 2016-03-02 | 珠海格力电器股份有限公司 | Air conditioning system between air conditioner and row between row |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106455417A (en) * | 2016-08-31 | 2017-02-22 | 许昌许继晶锐科技有限公司 | Converter valve cooling system and DC power transmission equipment employing same |
| CN106455417B (en) * | 2016-08-31 | 2020-07-24 | 许昌许继晶锐科技有限公司 | Converter valve cooling system and direct current transmission equipment using same |
| CN108413530A (en) * | 2018-03-06 | 2018-08-17 | 福建工程学院 | A kind of water temperature regulation device and its control method for air-conditioner water system |
| CN109611980A (en) * | 2018-10-31 | 2019-04-12 | 厦门华睿晟智能科技有限责任公司 | A kind of air-conditioning water piping system and air-conditioning system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205352721U (en) | Heat pump set comprehensive properties testing system | |
| CN103277863B (en) | Air conditioner cold water variable-flow system and control method thereof | |
| CN106545930A (en) | A kind of energy-efficient central air conditioner room and power-economizing method | |
| CN105222230A (en) | Air-conditioning system between the pressure regulation method of air-conditioning and row between air-conditioning between row, row | |
| CN102635894A (en) | Balance controlling method of heating system and diagnosis measuring device | |
| CN205208854U (en) | Flow dynamic balance device can be monitored to distributing type | |
| CN106482973A (en) | Plate type heat exchanger liquid phase medium pressure fall-off test system and its method of testing | |
| CN105066544B (en) | A kind of small temperature becomes combined type cooling circulating water system | |
| CN104502131A (en) | Performance testing system for suction filter of speed changing box | |
| CN108592170A (en) | A kind of town dweller's heating network dehydration leak from judging system and method | |
| CN102901588B (en) | Heat quantity calculating device and heating ventilation air conditioning system | |
| CN103712395A (en) | Closed-type water cooling system and cooling method thereof | |
| CN205065944U (en) | Air conditioning system between air conditioner and row between row | |
| CN104848298A (en) | Double-source closed type heat exchange unit | |
| CN104280257A (en) | Heat exchange capability testing equipment of underground heat exchanger of ground source heat pump | |
| CN107152709A (en) | A kind of efficient cascade utilization heating system that water is mixed with once net backwater | |
| CN204611902U (en) | A kind of heating system adjusting device | |
| CN103837215A (en) | Reversing valve type pVTt-method gas flow device | |
| CN103900665A (en) | Container combination and reversing valve type pVTt-method gas flow device | |
| CN201062713Y (en) | Device for simulating gas storage and peak regulation | |
| CN207185077U (en) | A kind of water-cooled container data center using underground water auxiliary cooling | |
| CN204757124U (en) | Unsteady flow volume and central heating system who divides family measurement | |
| CN203310028U (en) | Air-conditioning cold water variable-flow system | |
| CN207335216U (en) | A kind of refrigerating plant room based on the integrated races of BIM | |
| CN205748724U (en) | Pipeline fluid detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160106 |
|
| RJ01 | Rejection of invention patent application after publication |