CN105757852A - Method and apparatus for operating air conditioner cooling water with large temperature differences - Google Patents

Method and apparatus for operating air conditioner cooling water with large temperature differences Download PDF

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Publication number
CN105757852A
CN105757852A CN201610199149.6A CN201610199149A CN105757852A CN 105757852 A CN105757852 A CN 105757852A CN 201610199149 A CN201610199149 A CN 201610199149A CN 105757852 A CN105757852 A CN 105757852A
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water
cooling
chilling units
handpiece
user
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CN105757852B (en
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于向阳
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • 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
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
    • F24F5/0035—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using evaporation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00—Fluid-circulation arrangements

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Other Air-Conditioning Systems (AREA)
  • Thermotherapy And Cooling Therapy Devices (AREA)

Abstract

The invention relates to the technical field of air conditioner cooling water systems, in particular to a method and apparatus for operating air conditioner cooling water with large temperature differences. The method comprises first mechanical refrigeration chiller units, evaporative refrigeration chiller units and cooling water; a cooling water passage and a freezing water passage are arranged respectively in the first mechanical refrigeration chiller units; the cooling water passages of at least two first mechanical refrigeration chiller units are sequentially serially connected together and are communicated with one another, and outflow of the cooling water of the evaporative refrigeration chiller units enters the cooling water passages of the first mechanical refrigeration chiller units under the action of a cooling water pump to provide the cooling water for each first mechanical refrigeration chiller unit. In an area with low relative humidity of outdoor air, the outflow of the evaporative refrigeration chiller units has low temperature, the outflow of the evaporative refrigeration chiller units sequentially serially connects and passes through the multiple mechanical refrigeration chiller units, cold of the cooling water is fully released, cold waste is avoided, and the evaporative refrigeration chiller units operate with large temperature differences and are high in heat exchanging efficiency.

Description

The big temperature difference runs the method and apparatus of air conditioning cooling water
Technical field
The present invention relates to air conditioning cooling water system technical field, be the method and apparatus of a kind of big temperature difference operation air conditioning cooling water.
Background technology
nullThe performance of sweat cooling handpiece Water Chilling Units changes along with the outdoor air wet bulb temperature entering sweat cooling handpiece Water Chilling Units，Consider the disposal ability of hot area's sweat cooling handpiece Water Chilling Units that wet bulb temperature is higher，The normal range of cooling water temperature is specified by existing national standards，The Inlet and outlet water temperature of traditional standard air-conditioning sweat cooling handpiece Water Chilling Units is generally 32 DEG C/37 DEG C，Cooling Water is carried for air-conditioning condenser with the temperature difference of 5 DEG C，Under suitable damp condition，The leaving water temperature of sweat cooling handpiece Water Chilling Units is relatively low，When using directly as Cold water supply air conditioning system，Temperature is higher again，And as after cooling water 5 DEG C of temperature difference released cold quantities routinely，The temperature of cooling water backwater is still relatively low，If this part cooling water returns to sweat cooling handpiece Water Chilling Units and continues cycling through cooling，The cold release then cooling down water is inadequate，Cause the waste of sweat cooling handpiece Water Chilling Units cold unavoidably，The heat exchange efficiency of sweat cooling handpiece Water Chilling Units reduces.
Summary of the invention
The invention provides the method and apparatus that a kind of big temperature difference runs air conditioning cooling water, overcome the deficiency of above-mentioned prior art, the problem that cooling water released cold quantity according to a conventional method easily causes the waste of sweat cooling handpiece Water Chilling Units cold, the heat exchange efficiency of sweat cooling handpiece Water Chilling Units reduces of its energy quasi-air-conditioning sweat cooling handpiece Water Chilling Units of efficient solution award of bid.
One of technical scheme is realized by following measures: a kind of big temperature difference runs the method for air conditioning cooling water, including including the first mechanical refrigeration handpiece Water Chilling Units and sweat cooling handpiece Water Chilling Units；Cooling-water duct and chilled water passage is had respectively in first mechanical refrigeration handpiece Water Chilling Units；The cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units of at least two is sequentially connected in series together and is connected, the cooling water water outlet of sweat cooling handpiece Water Chilling Units enters under the effect of cooling water pump in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units being in series and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units, cooling water temperature in the cooling-water duct of every be in series the first mechanical refrigeration handpiece Water Chilling Units raises successively, the water outlet of the cooling-water duct of last the first mechanical refrigeration handpiece Water Chilling Units being in series returns the sweat cooling handpiece Water Chilling Units cooling water backwater as sweat cooling handpiece Water Chilling Units.
Further optimization and/or improvements to foregoing invention technical scheme one of are presented herein below:
Above-mentioned also include first user, the cooling water water outlet of sweat cooling handpiece Water Chilling Units provides temperature after cold to raise through first user for first user under the effect of cooling water pump, temperature raise after cooling water enter back in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units being in series and carry Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units.
Above-mentioned also include the second user, the cooling water water outlet of sweat cooling handpiece Water Chilling Units is being divided into two parts after cooling water pump or first user, after the part cooling water water outlet of sweat cooling handpiece Water Chilling Units provides cold for the second user, temperature raises, and the cooling water after temperature rising cools down in the cooling-water duct entering the first mechanical refrigeration handpiece Water Chilling Units being in series after water water outlet parallel connection mixes with the another part of sweat cooling handpiece Water Chilling Units and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units；
nullOr，Also include water-water heat exchanger、Chilled water pump and the 3rd user，Difference once aquaporin and secondary aquaporin in water-water heat exchanger，The cooling water water outlet of sweat cooling handpiece Water Chilling Units is being divided into two parts after cooling water pump or first user，The part cooling water water outlet of sweat cooling handpiece Water Chilling Units enters an aquaporin of water-water heat exchanger and provides a water for water-water heat exchanger，The leaving water temperature of aquaporin of water-water heat exchanger cools down in the cooling-water duct entering the first mechanical refrigeration handpiece Water Chilling Units being in series after water water outlet parallel connection mixes with the another part of sweat cooling handpiece Water Chilling Units after raising again and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units，The cold water water outlet of the secondary aquaporin of water-water heat exchanger enters the 3rd user under the effect of chilled water pump，The cold water water outlet of the 3rd user enters the secondary aquaporin secondary water backwater as water-water heat exchanger of water-water heat exchanger after temperature raises；
Or, also include the second user, the cooling water water outlet of sweat cooling handpiece Water Chilling Units is being divided into two parts after cooling water pump or first user, after the part cooling water water outlet of sweat cooling handpiece Water Chilling Units provides cold for the second user, temperature raises, the another part cooling water water outlet of sweat cooling handpiece Water Chilling Units sequentially enters in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units being serially connected and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units, the water outlet of the second user returns to the sweat cooling handpiece Water Chilling Units cooling water backwater as sweat cooling handpiece Water Chilling Units with after the cooling water water outlet parallel connection mixing of last the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct connected mutually；
nullOr，Also include the second user、The second mechanical refrigeration handpiece Water Chilling Units of at least one，Cooling-water duct and chilled water passage is had respectively in second mechanical refrigeration handpiece Water Chilling Units，When the number of the second mechanical refrigeration handpiece Water Chilling Units is more than two: the cooling-water duct of the second mechanical refrigeration handpiece Water Chilling Units is sequentially connected in series together and is connected，The cooling water water outlet of sweat cooling handpiece Water Chilling Units is being divided into two parts after cooling water pump or first user，After the part cooling water water outlet of sweat cooling handpiece Water Chilling Units provides cold for the second user, temperature raises，Temperature raise after cooling water enter in the cooling-water duct of the second mechanical refrigeration handpiece Water Chilling Units and carry Cooling Water for every second mechanical refrigeration handpiece Water Chilling Units，The another part cooling water water outlet of sweat cooling handpiece Water Chilling Units sequentially enters in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units being serially connected and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units，The water outlet of the cooling-water duct of last the second mechanical refrigeration handpiece Water Chilling Units being serially connected returns to the sweat cooling handpiece Water Chilling Units cooling water backwater as sweat cooling handpiece Water Chilling Units with after the cooling water water outlet parallel connection mixing of last the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct connected mutually；
nullOr，Also include water-water heat exchanger、Chilled water pump and the 3rd user，Difference once aquaporin and secondary aquaporin in water-water heat exchanger，The cooling water water outlet of sweat cooling handpiece Water Chilling Units is being divided into two parts after cooling water pump or first user，The part cooling water water outlet of sweat cooling handpiece Water Chilling Units enters an aquaporin of water-water heat exchanger and provides a water for water-water heat exchanger，The another part cooling water water outlet of sweat cooling handpiece Water Chilling Units sequentially enters in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units being serially connected and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units，The leaving water temperature of aquaporin of water-water heat exchanger returns to the sweat cooling handpiece Water Chilling Units cooling water backwater as sweat cooling handpiece Water Chilling Units with after the cooling water water outlet parallel connection mixing of last the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct connected mutually after raising，The cold water water outlet of the secondary aquaporin of water-water heat exchanger enters the 3rd user under the effect of chilled water pump，The cold water water outlet of the 3rd user enters the secondary aquaporin secondary water backwater as water-water heat exchanger of water-water heat exchanger after temperature raises；
nullOr，Also include water-water heat exchanger、The second mechanical refrigeration handpiece Water Chilling Units of at least one、Chilled water pump and the 3rd user，Difference once aquaporin and secondary aquaporin in water-water heat exchanger，When the number of the second mechanical refrigeration handpiece Water Chilling Units is more than two: the cooling-water duct of the second mechanical refrigeration handpiece Water Chilling Units is sequentially connected in series together and is connected，The cooling water water outlet of sweat cooling handpiece Water Chilling Units is being divided into two parts after cooling water pump or first user，The part cooling water water outlet of sweat cooling handpiece Water Chilling Units enters an aquaporin of water-water heat exchanger and provides a water for water-water heat exchanger，Enter after the leaving water temperature rising of aquaporin of water-water heat exchanger in the cooling-water duct of the second mechanical refrigeration handpiece Water Chilling Units and carry Cooling Water for every second mechanical refrigeration handpiece Water Chilling Units，The another part cooling water water outlet of sweat cooling handpiece Water Chilling Units sequentially enters in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units being serially connected and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units，The water outlet of the cooling-water duct of last the second mechanical refrigeration handpiece Water Chilling Units being serially connected returns to the sweat cooling handpiece Water Chilling Units cooling water backwater as sweat cooling handpiece Water Chilling Units with after the cooling water water outlet parallel connection mixing of last the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct connected mutually，The cold water water outlet of the secondary aquaporin of water-water heat exchanger enters the 3rd user under the effect of chilled water pump，The cold water water outlet of the 3rd user enters the secondary aquaporin secondary water backwater as water-water heat exchanger of water-water heat exchanger after temperature raises；
nullOr，Also include water-water heat exchanger、Chilled water pump and the 3rd user，Difference once aquaporin and secondary aquaporin in water-water heat exchanger，The cooling water water outlet of sweat cooling handpiece Water Chilling Units is being divided into two parts after cooling water pump or first user，The part cooling water water outlet of sweat cooling handpiece Water Chilling Units enters an aquaporin of water-water heat exchanger and provides a water for water-water heat exchanger，Enter after the leaving water temperature rising of aquaporin of water-water heat exchanger in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units being serially connected and carry Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units，The cooling water water outlet of last the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct of series connection returns to the sweat cooling handpiece Water Chilling Units cooling water backwater as sweat cooling handpiece Water Chilling Units mutually，The cold water water outlet of the secondary aquaporin of water-water heat exchanger enters the 3rd user under the effect of chilled water pump，The cold water water outlet of the 3rd user enters the secondary aquaporin secondary water backwater as water-water heat exchanger of water-water heat exchanger after temperature raises.
The two of technical scheme are realized by following measures: a kind of big temperature difference is run the big temperature difference used in the method for air conditioning cooling water and run the device of air conditioning cooling water, including preparation cooling evaporation of water refrigeration handpiece Water Chilling Units, cooling water pump and the first mechanical refrigeration handpiece Water Chilling Units；Cooling-water duct and chilled water passage is had respectively in first mechanical refrigeration handpiece Water Chilling Units；The cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units of at least two is sequentially connected in series together and is connected, the coolant outlet of sweat cooling handpiece Water Chilling Units is connected by outlet pipe with the cooling water inlet of First the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct being serially connected, being serially connected with cooling water pump on outlet pipe, the coolant outlet of last the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct being serially connected is connected by water return pipeline with the cooling water inlet of sweat cooling handpiece Water Chilling Units.
Be presented herein below to foregoing invention technical scheme two further optimization and/or improvements:
Above-mentioned also include first user, outlet pipe after cooling water pump is serially connected with first user, the outlet of cooling water pump is connected by outlet pipe with the water inlet of first user, and the outlet of first user is connected by outlet pipe with the cooling water inlet of the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct being serially connected.
Above-mentioned also include the second user, the outlet pipe after cooling water pump or first user is parallel with the first pipeline, the first pipeline is serially connected with the second user；
Or, also include water-water heat exchanger, chilled water pump and the 3rd user, outlet pipe after cooling water pump or first user is parallel with the first pipeline, first pipeline is serially connected with water-water heat exchanger, first pipeline is connected with an aquaporin of water-water heat exchanger, the secondary aquaporin outlet of water-water heat exchanger is connected with the import of chilled water pump, the water inlet of chilled water delivery side of pump and the 3rd user is connected, and the outlet of the 3rd user is connected with the secondary aquaporin water inlet of water-water heat exchanger；
Or, also include, the second user, be parallel with the second pipeline between outlet pipe and the water return pipeline after cooling water pump or first user, the second pipeline is serially connected with the second user；
Or, also include the second user, the second mechanical refrigeration handpiece Water Chilling Units of at least one, cooling-water duct and chilled water passage is had respectively in second mechanical refrigeration handpiece Water Chilling Units, it is parallel with the second pipeline between outlet pipe and water return pipeline after cooling water pump or first user, being sequentially connected in series the second mechanical refrigeration handpiece Water Chilling Units of the second user and at least one on the second pipeline, cooling-water duct successively with the second pipeline of every second mechanical refrigeration handpiece Water Chilling Units is connected；
Or, also include water-water heat exchanger, chilled water pump and the 3rd user, difference once aquaporin and secondary aquaporin in water-water heat exchanger, it is parallel with the second pipeline between outlet pipe and water return pipeline after cooling water pump or first user, second pipeline is serially connected with water-water heat exchanger, second pipeline is connected with an aquaporin of water-water heat exchanger, the secondary aquaporin outlet of water-water heat exchanger is connected with the import of chilled water pump, the water inlet of chilled water delivery side of pump and the 3rd user is connected, the outlet of the 3rd user is connected with the secondary aquaporin water inlet of water-water heat exchanger；
nullOr，Also include water-water heat exchanger、The second mechanical refrigeration handpiece Water Chilling Units of at least one、Chilled water pump and the 3rd user，Difference once aquaporin and secondary aquaporin in water-water heat exchanger，Cooling-water duct and chilled water passage is had respectively in second mechanical refrigeration handpiece Water Chilling Units，It is parallel with the second pipeline between outlet pipe and water return pipeline after cooling water pump or first user，Second pipeline is sequentially connected in series the second mechanical refrigeration handpiece Water Chilling Units of water-water heat exchanger and at least one，Aquaporin of water-water heat exchanger is connected with cooling-water duct successively with the second pipeline of every second mechanical refrigeration handpiece Water Chilling Units，The secondary aquaporin outlet of water-water heat exchanger is connected with the import of chilled water pump，The water inlet of chilled water delivery side of pump and the 3rd user is connected，The outlet of the 3rd user is connected with the secondary aquaporin water inlet of water-water heat exchanger；
Or, also include water-water heat exchanger, chilled water pump and the 3rd user, outlet pipe after cooling water pump or first user is serially connected with water-water heat exchanger, difference once aquaporin and secondary aquaporin in water-water heat exchanger, the outlet of cooling water pump or the outlet of first user are connected by outlet pipe with a water passageway inlet of water-water heat exchanger, aquaporin outlet of water-water heat exchanger is connected by outlet pipe with the cooling water inlet of the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct being serially connected, the secondary aquaporin outlet of water-water heat exchanger is connected with the import of chilled water pump, the water inlet of chilled water delivery side of pump and the 3rd user is connected, the outlet of the 3rd user is connected with the secondary aquaporin water inlet of water-water heat exchanger.
The present invention is in the relatively low region of outdoor air relative humidity, the leaving water temperature of sweat cooling handpiece Water Chilling Units is relatively low, the water outlet of sweat cooling handpiece Water Chilling Units is sequentially connected in series through multiple stage mechanical refrigeration handpiece Water Chilling Units, the cold of cooling water fully discharges, cold is avoided to waste, the big temperature difference of sweat cooling handpiece Water Chilling Units is run, and the heat exchange efficiency of sweat cooling handpiece Water Chilling Units is high.
Accompanying drawing explanation
Accompanying drawing 1 is the process structure schematic diagram of the embodiment of the present invention 1 and embodiment 4.
Accompanying drawing 2 is the process structure schematic diagram of the embodiment of the present invention 1 and embodiment 4.
Accompanying drawing 3 is the process structure schematic diagram of the embodiment of the present invention 2 and embodiment 5.
Accompanying drawing 4 is the process structure schematic diagram of the embodiment of the present invention 3, embodiment 6.
Accompanying drawing 5 is the process structure schematic diagram of the embodiment of the present invention 3, embodiment 6.
Accompanying drawing 6 is the process structure schematic diagram of the embodiment of the present invention 3, embodiment 6.
Accompanying drawing 7 is the process structure schematic diagram of the embodiment of the present invention 3, embodiment 6.
Accompanying drawing 8 is the process structure schematic diagram of the embodiment of the present invention 3, embodiment 6.
Accompanying drawing 9 is the process structure schematic diagram of the embodiment of the present invention 3, embodiment 6.
Accompanying drawing 10 is the process structure schematic diagram of the embodiment of the present invention 3, embodiment 6.
Accompanying drawing 11 is the process structure schematic diagram of the embodiment of the present invention 3, embodiment 6.
Accompanying drawing 12 is the process structure schematic diagram of the embodiment of the present invention 3, embodiment 6.
Accompanying drawing 13 is the process structure schematic diagram of the embodiment of the present invention 3, embodiment 6.
Accompanying drawing 14 is the process structure schematic diagram of the embodiment of the present invention 3, embodiment 6.
Accompanying drawing 15 is the process structure schematic diagram of the embodiment of the present invention 3, embodiment 6.
It is the first mechanical refrigeration handpiece Water Chilling Units that coding in accompanying drawing is respectively as follows: 1, and 2 is sweat cooling handpiece Water Chilling Units, and 3 is cooling water pump, 4 is first user, and 5 is the second user, and 6 is water-water heat exchanger, 7 is chilled water pump, and 8 is the 3rd user, and 9 is the second mechanical refrigeration handpiece Water Chilling Units, 10 is outlet pipe, 11 is water return pipeline, and 12 is the first pipeline, and 13 is the second pipeline, A supplies water for user, and B is user's backwater.
Detailed description of the invention
The present invention, not by the restriction of following embodiment, can determine specific embodiment according to technical scheme and practical situation.
In the present invention, for the ease of describing, the Butut mode that the description of the relative position relation of each parts is all according to Figure of description 1 is described, as: the position relationship of upper and lower, left and right etc. is based on what the Butut direction of Figure of description was determined.Following first user the 4, second user 5 or the 3rd user 8 are all kinds of end heat-exchanger rigs of air conditioning system, new air heat-exchange device etc..
Below in conjunction with embodiment and accompanying drawing, the invention will be further described:
Embodiment 1, as shown in accompanying drawing 1,2, this big temperature difference runs the method for air conditioning cooling water, including the first mechanical refrigeration handpiece Water Chilling Units 1 and sweat cooling handpiece Water Chilling Units；Cooling-water duct and chilled water passage is had respectively in first mechanical refrigeration handpiece Water Chilling Units 1；The cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units 1 of at least two is sequentially connected in series together and is connected, the cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 enters under the effect of cooling water pump 3 in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units 1 being in series and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units 1, cooling water temperature in the cooling-water duct of every be in series the first mechanical refrigeration handpiece Water Chilling Units 1 raises successively, the water outlet of the cooling-water duct of last the first mechanical refrigeration handpiece Water Chilling Units 1 being in series returns the sweat cooling handpiece Water Chilling Units 2 cooling water backwater as sweat cooling handpiece Water Chilling Units 2.
Embodiment 2, optimization as embodiment 1, as shown in Figure 3, also include first user 4, the cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 under the effect of cooling water pump 3 after first user 4 provides cold for first user 4 temperature raise, temperature raise after cooling water enter back in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units 1 being in series and carry Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units 1.
Embodiment 3, optimization as embodiment 1 and embodiment 2, as shown in Figure 4, also include the second user 5, the cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 is being divided into two parts after cooling water pump 3 or first user 4, after the part cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 provides cold for the second user 5, temperature raises, cooling water after temperature rising cools down in the cooling-water duct entering the first mechanical refrigeration handpiece Water Chilling Units 1 being in series after water water outlet parallel connection mixes with the another part of sweat cooling handpiece Water Chilling Units 2 and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units 1；
nullOr，Such as accompanying drawing 5、Shown in 6，Also include water-water heat exchanger 6、Chilled water pump 7 and the 3rd user 8，Difference once aquaporin and secondary aquaporin in water-water heat exchanger 6，The cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 is being divided into two parts after cooling water pump 3 or first user 4，The part cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 enters an aquaporin of water-water heat exchanger 6 and provides a water for water-water heat exchanger 6，The leaving water temperature of 6 aquaporins of water-water heat exchanger cools down in the cooling-water duct entering the first mechanical refrigeration handpiece Water Chilling Units 1 being in series after water water outlet parallel connection mixes with the another part of sweat cooling handpiece Water Chilling Units 2 after raising again and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units 1，The cold water water outlet of the secondary aquaporin of water-water heat exchanger 6 enters the 3rd user 8 under the effect of chilled water pump 7，The cold water water outlet of the 3rd user 8 enters the secondary aquaporin secondary water backwater as water-water heat exchanger 6 of water-water heat exchanger 6 after temperature raises；
Or, such as accompanying drawing 7, shown in 8, also include the second user 5, the cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 is being divided into two parts after cooling water pump 3 or first user 4, after the part cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 provides cold for the second user 5, temperature raises, the another part cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 sequentially enters in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units 1 being serially connected and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units 1, the water outlet of the second user 5 returns to the sweat cooling handpiece Water Chilling Units 2 cooling water backwater as sweat cooling handpiece Water Chilling Units 2 with after the cooling water water outlet parallel connection mixing of last the first mechanical refrigeration handpiece Water Chilling Units 1 cooling-water duct connected mutually；
nullOr，Such as accompanying drawing 9、Shown in 10，Also include the second user 5、The second mechanical refrigeration handpiece Water Chilling Units 9 of at least one，Cooling-water duct and chilled water passage is had respectively in second mechanical refrigeration handpiece Water Chilling Units 9，When the number of the second mechanical refrigeration handpiece Water Chilling Units 9 is more than two: the cooling-water duct of the second mechanical refrigeration handpiece Water Chilling Units 9 is sequentially connected in series together and is connected，The cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 is being divided into two parts after cooling water pump 3 or first user 4，After the part cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 provides cold for the second user 5, temperature raises，Temperature raise after cooling water enter in the cooling-water duct of the second mechanical refrigeration handpiece Water Chilling Units 9 and carry Cooling Water for every second mechanical refrigeration handpiece Water Chilling Units 9，The another part cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 sequentially enters in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units 1 being serially connected and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units 1，The water outlet of the cooling-water duct of last the second mechanical refrigeration handpiece Water Chilling Units 9 being serially connected returns to the sweat cooling handpiece Water Chilling Units 2 cooling water backwater as sweat cooling handpiece Water Chilling Units 2 with after the cooling water water outlet parallel connection mixing of last the first mechanical refrigeration handpiece Water Chilling Units 1 cooling-water duct connected mutually；
nullOr，Such as accompanying drawing 11、Shown in 12，Also include water-water heat exchanger 6、Chilled water pump 7 and the 3rd user 8，Difference once aquaporin and secondary aquaporin in water-water heat exchanger 6，The cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 is being divided into two parts after cooling water pump 3 or first user 4，The part cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 enters an aquaporin of water-water heat exchanger 6 and provides a water for water-water heat exchanger 6，The another part cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 sequentially enters in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units 1 being serially connected and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units 1，The leaving water temperature of 6 aquaporins of water-water heat exchanger returns to the sweat cooling handpiece Water Chilling Units 2 cooling water backwater as sweat cooling handpiece Water Chilling Units 2 with after the cooling water water outlet parallel connection mixing of last the first mechanical refrigeration handpiece Water Chilling Units 1 cooling-water duct connected mutually after raising，The cold water water outlet of the secondary aquaporin of water-water heat exchanger 6 enters the 3rd user 8 under the effect of chilled water pump 7，The cold water water outlet of the 3rd user 8 enters the secondary aquaporin secondary water backwater as water-water heat exchanger 6 of water-water heat exchanger 6 after temperature raises；
nullOr，Such as accompanying drawing 13、Shown in 14，Also include water-water heat exchanger 6、The second mechanical refrigeration handpiece Water Chilling Units 9 of at least one、Chilled water pump 7 and the 3rd user 8，Difference once aquaporin and secondary aquaporin in water-water heat exchanger 6，When the number of the second mechanical refrigeration handpiece Water Chilling Units 9 is more than two: the cooling-water duct of the second mechanical refrigeration handpiece Water Chilling Units 9 is sequentially connected in series together and is connected，The cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 is being divided into two parts after cooling water pump 3 or first user 4，The part cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 enters an aquaporin of water-water heat exchanger 6 and provides a water for water-water heat exchanger 6，Enter after the leaving water temperature rising of 6 aquaporins of water-water heat exchanger in the cooling-water duct of the second mechanical refrigeration handpiece Water Chilling Units 9 and carry Cooling Water for every second mechanical refrigeration handpiece Water Chilling Units 9，The another part cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 sequentially enters in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units 1 being serially connected and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units 1，The water outlet of the cooling-water duct of last the second mechanical refrigeration handpiece Water Chilling Units 9 being serially connected returns to the sweat cooling handpiece Water Chilling Units 2 cooling water backwater as sweat cooling handpiece Water Chilling Units 2 with after the cooling water water outlet parallel connection mixing of last the first mechanical refrigeration handpiece Water Chilling Units 1 cooling-water duct connected mutually，The cold water water outlet of the secondary aquaporin of water-water heat exchanger 6 enters the 3rd user 8 under the effect of chilled water pump 7，The cold water water outlet of the 3rd user 8 enters the secondary aquaporin secondary water backwater as water-water heat exchanger 6 of water-water heat exchanger 6 after temperature raises；
nullOr，As shown in Figure 15，Also include water-water heat exchanger 6、Chilled water pump 7 and the 3rd user 8，Difference once aquaporin and secondary aquaporin in water-water heat exchanger 6，The cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 is being divided into two parts after cooling water pump 3 or first user 4，The part cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 enters an aquaporin of water-water heat exchanger 6 and provides a water for water-water heat exchanger 6，Enter after the leaving water temperature rising of 6 aquaporins of water-water heat exchanger in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units 1 being serially connected and carry Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units 1，The cooling water water outlet of last the first mechanical refrigeration handpiece Water Chilling Units 1 cooling-water duct of series connection returns to the sweat cooling handpiece Water Chilling Units 2 cooling water backwater as sweat cooling handpiece Water Chilling Units 2 mutually，The cold water water outlet of the secondary aquaporin of water-water heat exchanger 6 enters the 3rd user 8 under the effect of chilled water pump 7，The cold water water outlet of the 3rd user 8 enters the secondary aquaporin secondary water backwater as water-water heat exchanger 6 of water-water heat exchanger 6 after temperature raises.
Embodiment 4, as shown in accompanying drawing 1,2, the big temperature difference described in this embodiment 1 is run the big temperature difference used in the method for air conditioning cooling water and is run the device of air conditioning cooling water, including preparation cooling evaporation of water refrigeration handpiece Water Chilling Units 2, cooling water pump 3 and the first mechanical refrigeration handpiece Water Chilling Units 1；Cooling-water duct and chilled water passage is had respectively in first mechanical refrigeration handpiece Water Chilling Units 1；The cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units 1 of at least two is sequentially connected in series together and is connected, the coolant outlet of sweat cooling handpiece Water Chilling Units 2 is connected by outlet pipe 10 with the cooling water inlet of First the first mechanical refrigeration handpiece Water Chilling Units 1 cooling-water duct being serially connected, being serially connected with cooling water pump 3 on outlet pipe 10, the coolant outlet of last the first mechanical refrigeration handpiece Water Chilling Units 1 cooling-water duct being serially connected is connected by water return pipeline 11 with the cooling water inlet of sweat cooling handpiece Water Chilling Units 2.The cold water that in Fig. 1, sweat cooling handpiece Water Chilling Units 2 prepares is as the cooling water of the first mechanical refrigeration handpiece Water Chilling Units 1, cooling water is sequentially connected in series through two the first mechanical refrigeration handpiece Water Chilling Units 1, realize the cascade utilization of energy, the temperature drop of cooling water is sufficient, and the cold water that the first mechanical refrigeration handpiece Water Chilling Units 1 prepares is for air conditioning terminal user.
The cold water that in Fig. 2, sweat cooling handpiece Water Chilling Units prepares is as the cooling water of the first mechanical refrigeration handpiece Water Chilling Units 1, the water temperature of cooling water is relatively low, cooling water can be sequentially connected in series through three the first mechanical refrigeration handpiece Water Chilling Units 1, it is achieved the cascade utilization of energy, and the temperature drop of cooling water is sufficient.
Embodiment 5, optimization as embodiment 4, as shown in Figure 3, also include first user 4, outlet pipe 10 after cooling water pump 3 is serially connected with first user 4, the outlet of cooling water pump 3 is connected by outlet pipe 10 with the water inlet of first user 4, and the outlet of first user 4 is connected by outlet pipe 10 with the cooling water inlet of the first mechanical refrigeration handpiece Water Chilling Units 1 cooling-water duct being serially connected.In Fig. 3, the water outlet of sweat cooling handpiece Water Chilling Units is sequentially connected in series through first user 4 and two the first mechanical refrigeration handpiece Water Chilling Units 1, and for some special regions, the leaving water temperature of sweat cooling handpiece Water Chilling Units 2 is relatively low, and after three grades are lowered the temperature, the temperature drop of cooling water is more abundant.
Embodiment 6, as the optimization of embodiment 4 and embodiment 5, as shown in Figure 4, also includes the second user 5, the outlet pipe 10 after cooling water pump 3 or first user 4 is parallel with the first pipeline 12, be serially connected with the second user 5 on the first pipeline 12；In Fig. 4, another part cooling water of a part cooling water and sweat cooling handpiece Water Chilling Units 2 after the second user 5 is heated up uses as the cooling water of the first mechanical refrigeration handpiece Water Chilling Units 1 after mix, water operation rationally, the heat exchange efficiency height of each equipment.
Or, such as accompanying drawing 5, shown in 6, also include water-water heat exchanger 6, chilled water pump 7 and the 3rd user 8, outlet pipe 10 after cooling water pump 3 or first user 4 is parallel with the first pipeline 12, first pipeline 12 is serially connected with water-water heat exchanger 6, first pipeline 12 is connected with an aquaporin of water-water heat exchanger 6, the secondary aquaporin outlet of water-water heat exchanger 6 is connected with the import of chilled water pump 7, the outlet of chilled water pump 7 is connected with the water inlet of the 3rd user 8, the outlet of the 3rd user 8 is connected with the secondary aquaporin water inlet of water-water heat exchanger 6；
In Fig. 5, after a water water outlet of water-water heat exchanger 6 mixes with a part of water outlet parallel connection of sweat cooling handpiece Water Chilling Units 2, conduct cools down water, sequentially passes through two the first mechanical refrigeration handpiece Water Chilling Units 1, and water temperature returns to sweat cooling handpiece Water Chilling Units 2 circulation temperature lowering after raising.
After in Fig. 6, a water water outlet of water-water heat exchanger 6 mixes with a part of water outlet parallel connection of sweat cooling handpiece Water Chilling Units 2, conduct cools down water, sequentially passes through three the first mechanical refrigeration handpiece Water Chilling Units 1, and water temperature returns to sweat cooling handpiece Water Chilling Units 2 circulation temperature lowering after raising.
Or, as shown in accompanying drawing 7,8, also include, the second user 5, be parallel with the second pipeline 13 between outlet pipe 10 and the water return pipeline 11 after cooling water pump 3 or first user 4, the second pipeline 13 is serially connected with the second user 5；
In Fig. 7, the water outlet of sweat cooling handpiece Water Chilling Units 2 is divided into two parts: a part supplies water for the second user 5, temperature returns to sweat cooling handpiece Water Chilling Units 2 down cycles after raising, another part is as cooling water concatenation through two group of first mechanical refrigeration handpiece Water Chilling Units 1, and the backwater of cooling water continues back at sweat cooling handpiece Water Chilling Units 2 down cycles.
In Fig. 8, the water outlet of sweat cooling handpiece Water Chilling Units 2 is divided into two parts: a part supplies water for the second user 5, temperature returns to sweat cooling handpiece Water Chilling Units 2 down cycles after raising, another part concatenates through the first mechanical refrigeration handpiece Water Chilling Units 1 more than two as cooling water, the backwater of cooling water continues back at sweat cooling handpiece Water Chilling Units 2 down cycles, here the leaving water temperature of sweat cooling handpiece Water Chilling Units 2 is lower, after three mechanical refrigeration handpiece Water Chilling Units, the temperature drop of cooling water is abundant.
Or, as shown in accompanying drawing 9,10, also include the second user 5, the second mechanical refrigeration handpiece Water Chilling Units 9 of at least one, cooling-water duct and chilled water passage is had respectively in second mechanical refrigeration handpiece Water Chilling Units 9, it is parallel with the second pipeline 13 between outlet pipe 10 and water return pipeline 11 after cooling water pump 3 or first user 4, being sequentially connected in series the second mechanical refrigeration handpiece Water Chilling Units 9 of the second user 5 and at least one on the second pipeline 13, cooling-water duct successively with the second pipeline 13 of every second mechanical refrigeration handpiece Water Chilling Units 9 is connected；
In Fig. 9, the water outlet of sweat cooling handpiece Water Chilling Units 1 is divided into two parts: part cooling water is sequentially connected in series through the second user 5 and a second mechanical refrigeration handpiece Water Chilling Units 9；Part cooling water is sequentially connected in series and returns to sweat cooling handpiece Water Chilling Units 2 down cycles after two the first mechanical refrigeration handpiece Water Chilling Units 1, the mixing of this two parts backwater, and sweat cooling handpiece Water Chilling Units 2 water yield is big, and leaving water temperature is low.
In Figure 10, the leaving water temperature of sweat cooling handpiece Water Chilling Units 2 is relatively low, in two-part cooling water: part cooling water is sequentially connected in series through the second user 5 and two the second mechanical refrigeration handpiece Water Chilling Units 9；Another part cooling water is sequentially connected in series and returns to sweat cooling handpiece Water Chilling Units 2 down cycles after three the first mechanical refrigeration handpiece Water Chilling Units 1, the mixing of this two parts backwater.
Or, such as accompanying drawing 11, shown in 12, also include water-water heat exchanger 6, chilled water pump 7 and the 3rd user 8, difference once aquaporin and secondary aquaporin in water-water heat exchanger 6, it is parallel with the second pipeline 13 between outlet pipe 10 and water return pipeline 11 after cooling water pump 3 or first user 4, second pipeline 13 is serially connected with water-water heat exchanger 6, second pipeline 13 is connected with an aquaporin of water-water heat exchanger 6, the secondary aquaporin outlet of water-water heat exchanger 6 is connected with the import of chilled water pump 7, the outlet of chilled water pump 7 is connected with the water inlet of the 3rd user 8, the outlet of the 3rd user 8 is connected with the secondary aquaporin water inlet of water-water heat exchanger 6；
In Figure 11, the cooling water water outlet of sweat cooling handpiece Water Chilling Units 2 is divided into two parts: part cooling water uses as the cooling water of the first mechanical refrigeration handpiece Water Chilling Units 1, another part cooling water uses as a water of water-water heat exchanger 6, water water outlet of water-water heat exchanger 6 returns to sweat cooling handpiece Water Chilling Units 2 circulation temperature lowering, the cold water of water-water heat exchanger 6 under the effect of chilled water pump 7 through the 3rd user 8.
In Figure 12, a part of water outlet of sweat cooling handpiece Water Chilling Units 2 is sequentially connected in series through three the first mechanical refrigeration handpiece Water Chilling Units 1 as cooling water, another part cooling water uses as a water of water-water heat exchanger 6, water water outlet of water-water heat exchanger 6 returns to sweat cooling handpiece Water Chilling Units 2 circulation temperature lowering, the cold water of water-water heat exchanger 6 under the effect of chilled water pump 7 through the 3rd user 8.
nullOr，Such as accompanying drawing 13、Shown in 14，Also include water-water heat exchanger 6、The second mechanical refrigeration handpiece Water Chilling Units 9 of at least one、Chilled water pump 7 and the 3rd user 8，Difference once aquaporin and secondary aquaporin in water-water heat exchanger 6，Cooling-water duct and chilled water passage is had respectively in second mechanical refrigeration handpiece Water Chilling Units 9，It is parallel with the second pipeline 13 between outlet pipe 10 and water return pipeline 11 after cooling water pump 3 or first user 4，Second pipeline 13 is sequentially connected in series the second mechanical refrigeration handpiece Water Chilling Units 9 of water-water heat exchanger 6 and at least one，Aquaporin of water-water heat exchanger 6 is connected with cooling-water duct successively with the second pipeline 13 of every second mechanical refrigeration handpiece Water Chilling Units 9，The secondary aquaporin outlet of water-water heat exchanger 6 is connected with the import of chilled water pump 7，The outlet of chilled water pump 7 is connected with the water inlet of the 3rd user 8，The outlet of the 3rd user 8 is connected with the secondary aquaporin water inlet of water-water heat exchanger 6；
In Figure 13, a part of water outlet of sweat cooling handpiece Water Chilling Units 2 sequentially passes through the first mechanical refrigeration handpiece Water Chilling Units 1 of two concatenations as cooling water, a part is as cooling down water through water-water heat exchanger 6, water water outlet of water-water heat exchanger 6 returns to sweat cooling handpiece Water Chilling Units 2 circulation temperature lowering as the cooling water of the second mechanical refrigeration handpiece Water Chilling Units 9 after a second mechanical refrigeration handpiece Water Chilling Units 9, temperature rising.
In Figure 14, a part of water outlet of sweat cooling handpiece Water Chilling Units 2 sequentially passes through the first mechanical refrigeration handpiece Water Chilling Units 1 of three series connection as cooling water, a part is as cooling down water through water-water heat exchanger 6, water water outlet of water-water heat exchanger 6 is sequentially connected in series through two the second mechanical refrigeration handpiece Water Chilling Units 9 as the cooling water of the second mechanical refrigeration handpiece Water Chilling Units 9, and temperature returns to sweat cooling handpiece Water Chilling Units 2 circulation temperature lowering after raising.
nullOr，As shown in Figure 15，Also include water-water heat exchanger 6、Chilled water pump 7 and the 3rd user 8，Outlet pipe 11 after cooling water pump 3 or first user 4 is serially connected with water-water heat exchanger 6，Difference once aquaporin and secondary aquaporin in water-water heat exchanger 6，The outlet of cooling water pump 3 or the outlet of first user 4 are connected by outlet pipe 11 with a water passageway inlet of water-water heat exchanger 6，Aquaporin outlet of water-water heat exchanger 6 is connected by outlet pipe 11 with the cooling water inlet of the first mechanical refrigeration handpiece Water Chilling Units 1 cooling-water duct being serially connected，The secondary aquaporin outlet of water-water heat exchanger 6 is connected with the import of chilled water pump 7，The outlet of chilled water pump 7 is connected with the water inlet of the 3rd user 8，The outlet of the 3rd user 8 and water-water heat exchanger+secondary aquaporin water inlet be connected.
In Figure 15, the water outlet of sweat cooling handpiece Water Chilling Units 2 sequentially passes through water-water heat exchanger 6 and two the first mechanical refrigeration handpiece Water Chilling Units 1 as cooling water, the cold water of the first mechanical refrigeration handpiece Water Chilling Units 1 is for user's end, the secondary water of water-water heat exchanger 6 under the effect of chilled water pump 7 through the 3rd user 8, wherein cold water enclosed is run, so, the water quality of cold water is higher, cold water side is serially connected with the 3rd user 8, lower is positioned at for sweat cooling handpiece Water Chilling Units 2, and the 3rd user 8 is positioned at the air conditioning system exceeded, water-water heat exchanger 6 can be concatenated, cold water enclosed is run, the 3rd user 8 for being positioned at eminence can provide cold water.
In Fig. 3, the water yield of sweat cooling handpiece Water Chilling Units is less than Fig. 7 and Fig. 8, in Fig. 5, the water yield of sweat cooling handpiece Water Chilling Units is less than the water yield of sweat cooling handpiece Water Chilling Units in Figure 11, leaving water temperature is lower than Figure 11, the water yield of Fig. 7 sweat cooling handpiece Water Chilling Units is bigger than Fig. 1, the sweat cooling handpiece Water Chilling Units leaving water temperature of Figure 11 is higher than Figure 15, and the water yield of the sweat cooling handpiece Water Chilling Units of Figure 11 is bigger than Figure 15.
The chilled water passage of all of mechanical refrigeration handpiece Water Chilling Units supplies water with air conditioning terminal user respectively and air conditioning terminal user's backwater is connected.
The relatively low cold water of temperature that sweat cooling handpiece Water Chilling Units is prepared by the present invention is sequentially connected in series the first mechanical refrigeration handpiece Water Chilling Units through at least two as cooling water, the temperature drop of the cooling water of make that sweat cooling handpiece Water Chilling Units prepares about 20 DEG C is sufficient, cooling water cold make full use of, in the first mechanical refrigeration handpiece Water Chilling Units with cooling water coke slurry heat after cold water for air conditioning terminal user cooling.
A part for sweat cooling handpiece Water Chilling Units water outlet can also as cold water, heat exchange for user is lowered the temperature, user can be Fresh air handling units surface cooler, and user and the first mechanical refrigeration handpiece Water Chilling Units can utilize the cooling water obtained by sweat cooling handpiece Water Chilling Units in series or in parallel.
The cooling water system of sweat cooling handpiece Water Chilling Units can meet the water temperature requirement of the different leaving water temperature of cooling water and terminal temperature difference, water-water heat exchanger and mechanical refrigeration handpiece Water Chilling Units can utilize the cooling water that sweat cooling handpiece Water Chilling Units prepares in series or in parallel, the cold water of water-water heat exchanger is for the cooling at low temperature end, and the cold water of mechanical refrigeration handpiece Water Chilling Units is for air conditioning terminal user cooling.
The present invention is in the relatively low region of outdoor air relative humidity, the leaving water temperature of sweat cooling handpiece Water Chilling Units is relatively low, the water outlet of sweat cooling handpiece Water Chilling Units is sequentially connected in series through multiple stage mechanical refrigeration handpiece Water Chilling Units, the cold of cooling water fully discharges, the big temperature difference of sweat cooling handpiece Water Chilling Units is run, the heat exchange efficiency of sweat cooling handpiece Water Chilling Units is high, and cooling water can be directly used in the cooling of user as cold water.
Above technical characteristic constitutes embodiments of the invention, and it has stronger adaptability and implementation result, can increase and decrease non-essential technical characteristic according to actual needs, meet the demand of different situations.

Claims (6)

1. the method that a big temperature difference runs air conditioning cooling water, it is characterised in that include the first mechanical refrigeration handpiece Water Chilling Units and sweat cooling handpiece Water Chilling Units；Cooling-water duct and chilled water passage is had respectively in first mechanical refrigeration handpiece Water Chilling Units；The cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units of at least two is sequentially connected in series together and is connected, the cooling water water outlet of sweat cooling handpiece Water Chilling Units enters under the effect of cooling water pump in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units being in series and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units, cooling water temperature in the cooling-water duct of every be in series the first mechanical refrigeration handpiece Water Chilling Units raises successively, the water outlet of the cooling-water duct of last the first mechanical refrigeration handpiece Water Chilling Units being in series returns the sweat cooling handpiece Water Chilling Units cooling water backwater as sweat cooling handpiece Water Chilling Units.
2. the method that the big temperature difference according to claim 1 runs air conditioning cooling water, characterized by further comprising first user, the cooling water water outlet of sweat cooling handpiece Water Chilling Units provides temperature after cold to raise through first user for first user under the effect of cooling water pump, temperature raise after cooling water enter back in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units being in series and carry Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units.
3. the method that the big temperature difference according to claim 1 and 2 runs air conditioning cooling water, characterized by further comprising the second user, the cooling water water outlet of sweat cooling handpiece Water Chilling Units is being divided into two parts after cooling water pump or first user, after the part cooling water water outlet of sweat cooling handpiece Water Chilling Units provides cold for the second user, temperature raises, cooling water after temperature rising cools down in the cooling-water duct entering the first mechanical refrigeration handpiece Water Chilling Units being in series after water water outlet parallel connection mixes with the another part of sweat cooling handpiece Water Chilling Units and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units；
nullOr，Also include water-water heat exchanger、Chilled water pump and the 3rd user，Difference once aquaporin and secondary aquaporin in water-water heat exchanger，The cooling water water outlet of sweat cooling handpiece Water Chilling Units is being divided into two parts after cooling water pump or first user，The part cooling water water outlet of sweat cooling handpiece Water Chilling Units enters an aquaporin of water-water heat exchanger and provides a water for water-water heat exchanger，The leaving water temperature of aquaporin of water-water heat exchanger cools down in the cooling-water duct entering the first mechanical refrigeration handpiece Water Chilling Units being in series after water water outlet parallel connection mixes with the another part of sweat cooling handpiece Water Chilling Units after raising again and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units，The cold water water outlet of the secondary aquaporin of water-water heat exchanger enters the 3rd user under the effect of chilled water pump，The cold water water outlet of the 3rd user enters the secondary aquaporin secondary water backwater as water-water heat exchanger of water-water heat exchanger after temperature raises；
Or, also include the second user, the cooling water water outlet of sweat cooling handpiece Water Chilling Units is being divided into two parts after cooling water pump or first user, after the part cooling water water outlet of sweat cooling handpiece Water Chilling Units provides cold for the second user, temperature raises, the another part cooling water water outlet of sweat cooling handpiece Water Chilling Units sequentially enters in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units being serially connected and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units, the water outlet of the second user returns to the sweat cooling handpiece Water Chilling Units cooling water backwater as sweat cooling handpiece Water Chilling Units with after the cooling water water outlet parallel connection mixing of last the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct connected mutually；
nullOr，Also include the second user、The second mechanical refrigeration handpiece Water Chilling Units of at least one，Cooling-water duct and chilled water passage is had respectively in second mechanical refrigeration handpiece Water Chilling Units，When the number of the second mechanical refrigeration handpiece Water Chilling Units is more than two: the cooling-water duct of the second mechanical refrigeration handpiece Water Chilling Units is sequentially connected in series together and is connected，The cooling water water outlet of sweat cooling handpiece Water Chilling Units is being divided into two parts after cooling water pump or first user，After the part cooling water water outlet of sweat cooling handpiece Water Chilling Units provides cold for the second user, temperature raises，Temperature raise after cooling water enter in the cooling-water duct of the second mechanical refrigeration handpiece Water Chilling Units and carry Cooling Water for every second mechanical refrigeration handpiece Water Chilling Units，The another part cooling water water outlet of sweat cooling handpiece Water Chilling Units sequentially enters in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units being serially connected and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units，The water outlet of the cooling-water duct of last the second mechanical refrigeration handpiece Water Chilling Units being serially connected returns to the sweat cooling handpiece Water Chilling Units cooling water backwater as sweat cooling handpiece Water Chilling Units with after the cooling water water outlet parallel connection mixing of last the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct connected mutually；
nullOr，Also include water-water heat exchanger、Chilled water pump and the 3rd user，Difference once aquaporin and secondary aquaporin in water-water heat exchanger，The cooling water water outlet of sweat cooling handpiece Water Chilling Units is being divided into two parts after cooling water pump or first user，The part cooling water water outlet of sweat cooling handpiece Water Chilling Units enters an aquaporin of water-water heat exchanger and provides a water for water-water heat exchanger，The another part cooling water water outlet of sweat cooling handpiece Water Chilling Units sequentially enters in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units being serially connected and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units，The leaving water temperature of aquaporin of water-water heat exchanger returns to the sweat cooling handpiece Water Chilling Units cooling water backwater as sweat cooling handpiece Water Chilling Units with after the cooling water water outlet parallel connection mixing of last the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct connected mutually after raising，The cold water water outlet of the secondary aquaporin of water-water heat exchanger enters the 3rd user under the effect of chilled water pump，The cold water water outlet of the 3rd user enters the secondary aquaporin secondary water backwater as water-water heat exchanger of water-water heat exchanger after temperature raises；
nullOr，Also include water-water heat exchanger、The second mechanical refrigeration handpiece Water Chilling Units of at least one、Chilled water pump and the 3rd user，Difference once aquaporin and secondary aquaporin in water-water heat exchanger，When the number of the second mechanical refrigeration handpiece Water Chilling Units is more than two: the cooling-water duct of the second mechanical refrigeration handpiece Water Chilling Units is sequentially connected in series together and is connected，The cooling water water outlet of sweat cooling handpiece Water Chilling Units is being divided into two parts after cooling water pump or first user，The part cooling water water outlet of sweat cooling handpiece Water Chilling Units enters an aquaporin of water-water heat exchanger and provides a water for water-water heat exchanger，Enter after the leaving water temperature rising of aquaporin of water-water heat exchanger in the cooling-water duct of the second mechanical refrigeration handpiece Water Chilling Units and carry Cooling Water for every second mechanical refrigeration handpiece Water Chilling Units，The another part cooling water water outlet of sweat cooling handpiece Water Chilling Units sequentially enters in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units being serially connected and carries Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units，The water outlet of the cooling-water duct of last the second mechanical refrigeration handpiece Water Chilling Units being serially connected returns to the sweat cooling handpiece Water Chilling Units cooling water backwater as sweat cooling handpiece Water Chilling Units with after the cooling water water outlet parallel connection mixing of last the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct connected mutually，The cold water water outlet of the secondary aquaporin of water-water heat exchanger enters the 3rd user under the effect of chilled water pump，The cold water water outlet of the 3rd user enters the secondary aquaporin secondary water backwater as water-water heat exchanger of water-water heat exchanger after temperature raises；
nullOr，Also include water-water heat exchanger、Chilled water pump and the 3rd user，Difference once aquaporin and secondary aquaporin in water-water heat exchanger，The cooling water water outlet of sweat cooling handpiece Water Chilling Units is being divided into two parts after cooling water pump or first user，The part cooling water water outlet of sweat cooling handpiece Water Chilling Units enters an aquaporin of water-water heat exchanger and provides a water for water-water heat exchanger，Enter after the leaving water temperature rising of aquaporin of water-water heat exchanger in the cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units being serially connected and carry Cooling Water for every first mechanical refrigeration handpiece Water Chilling Units，The cooling water water outlet of last the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct of series connection returns to the sweat cooling handpiece Water Chilling Units cooling water backwater as sweat cooling handpiece Water Chilling Units mutually，The cold water water outlet of the secondary aquaporin of water-water heat exchanger enters the 3rd user under the effect of chilled water pump，The cold water water outlet of the 3rd user enters the secondary aquaporin secondary water backwater as water-water heat exchanger of water-water heat exchanger after temperature raises.
4. a big temperature difference according to claim 1 is run the big temperature difference used in the method for air conditioning cooling water and is run the device of air conditioning cooling water, it is characterised in that include preparation cooling evaporation of water refrigeration handpiece Water Chilling Units, cooling water pump and the first mechanical refrigeration handpiece Water Chilling Units；Cooling-water duct and chilled water passage is had respectively in first mechanical refrigeration handpiece Water Chilling Units；The cooling-water duct of the first mechanical refrigeration handpiece Water Chilling Units of at least two is sequentially connected in series together and is connected, the coolant outlet of sweat cooling handpiece Water Chilling Units is connected by outlet pipe with the cooling water inlet of First the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct being serially connected, being serially connected with cooling water pump on outlet pipe, the coolant outlet of last the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct being serially connected is connected by water return pipeline with the cooling water inlet of sweat cooling handpiece Water Chilling Units.
5. the big temperature difference according to claim 4 runs the device of air conditioning cooling water, characterized by further comprising first user, outlet pipe after cooling water pump is serially connected with first user, the outlet of cooling water pump is connected by outlet pipe with the water inlet of first user, and the outlet of first user is connected by outlet pipe with the cooling water inlet of the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct being serially connected.
6. the big temperature difference according to claim 4 or 5 runs the device of air conditioning cooling water, it is characterised in that also include the second user, the outlet pipe after cooling water pump or first user is parallel with the first pipeline, be serially connected with the second user on the first pipeline；
Or, also include water-water heat exchanger, chilled water pump and the 3rd user, outlet pipe after cooling water pump or first user is parallel with the first pipeline, first pipeline is serially connected with water-water heat exchanger, first pipeline is connected with an aquaporin of water-water heat exchanger, the secondary aquaporin outlet of water-water heat exchanger is connected with the import of chilled water pump, the water inlet of chilled water delivery side of pump and the 3rd user is connected, and the outlet of the 3rd user is connected with the secondary aquaporin water inlet of water-water heat exchanger；
Or, also include, the second user, be parallel with the second pipeline between outlet pipe and the water return pipeline after cooling water pump or first user, the second pipeline is serially connected with the second user；
Or, also include the second user, the second mechanical refrigeration handpiece Water Chilling Units of at least one, cooling-water duct and chilled water passage is had respectively in second mechanical refrigeration handpiece Water Chilling Units, it is parallel with the second pipeline between outlet pipe and water return pipeline after cooling water pump or first user, being sequentially connected in series the second mechanical refrigeration handpiece Water Chilling Units of the second user and at least one on the second pipeline, cooling-water duct successively with the second pipeline of every second mechanical refrigeration handpiece Water Chilling Units is connected；
Or, also include water-water heat exchanger, chilled water pump and the 3rd user, difference once aquaporin and secondary aquaporin in water-water heat exchanger, it is parallel with the second pipeline between outlet pipe and water return pipeline after cooling water pump or first user, second pipeline is serially connected with water-water heat exchanger, second pipeline is connected with an aquaporin of water-water heat exchanger, the secondary aquaporin outlet of water-water heat exchanger is connected with the import of chilled water pump, the water inlet of chilled water delivery side of pump and the 3rd user is connected, the outlet of the 3rd user is connected with the secondary aquaporin water inlet of water-water heat exchanger；
nullOr，Also include water-water heat exchanger、The second mechanical refrigeration handpiece Water Chilling Units of at least one、Chilled water pump and the 3rd user，Difference once aquaporin and secondary aquaporin in water-water heat exchanger，Cooling-water duct and chilled water passage is had respectively in second mechanical refrigeration handpiece Water Chilling Units，It is parallel with the second pipeline between outlet pipe and water return pipeline after cooling water pump or first user，Second pipeline is sequentially connected in series the second mechanical refrigeration handpiece Water Chilling Units of water-water heat exchanger and at least one，Aquaporin of water-water heat exchanger is connected with cooling-water duct successively with the second pipeline of every second mechanical refrigeration handpiece Water Chilling Units，The secondary aquaporin outlet of water-water heat exchanger is connected with the import of chilled water pump，The water inlet of chilled water delivery side of pump and the 3rd user is connected，The outlet of the 3rd user is connected with the secondary aquaporin water inlet of water-water heat exchanger；
Or, also include water-water heat exchanger, chilled water pump and the 3rd user, outlet pipe after cooling water pump or first user is serially connected with water-water heat exchanger, difference once aquaporin and secondary aquaporin in water-water heat exchanger, the outlet of cooling water pump or the outlet of first user are connected by outlet pipe with a water passageway inlet of water-water heat exchanger, aquaporin outlet of water-water heat exchanger is connected by outlet pipe with the cooling water inlet of the first mechanical refrigeration handpiece Water Chilling Units cooling-water duct being serially connected, the secondary aquaporin outlet of water-water heat exchanger is connected with the import of chilled water pump, the water inlet of chilled water delivery side of pump and the 3rd user is connected, the outlet of the 3rd user is connected with the secondary aquaporin water inlet of water-water heat exchanger.
CN201610199149.6A 2016-04-01 2016-04-01 The method and apparatus of big temperature difference operation air conditioning cooling water Active CN105757852B (en)

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CN113606805A (en) * 2021-08-13 2021-11-05 上海氢枫能源技术有限公司 Integrated water chilling unit for hydrogenation station and use method thereof

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