CN104296294A - Commercial complex air-conditioning energy recycling method and system - Google Patents

Commercial complex air-conditioning energy recycling method and system Download PDF

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Publication number
CN104296294A
CN104296294A CN201410564268.8A CN201410564268A CN104296294A CN 104296294 A CN104296294 A CN 104296294A CN 201410564268 A CN201410564268 A CN 201410564268A CN 104296294 A CN104296294 A CN 104296294A
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water
air conditioner
heat
air
market
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CN201410564268.8A
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CN104296294B (en
Inventor
崔大梁
沈锋强
姚国财
单金龙
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ZHEJIANG GAD CO Ltd
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ZHEJIANG GAD CO Ltd
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Priority to CN201410564268.8A priority Critical patent/CN104296294B/en
Priority claimed from CN201410564268.8A external-priority patent/CN104296294B/en
Publication of CN104296294A publication Critical patent/CN104296294A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F3/00Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
    • F24F3/06Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units
    • F24F3/065Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the arrangements for the supply of heat-exchange fluid for the subsequent treatment of primary air in the room units with a plurality of evaporators or condensers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F12/00Use of energy recovery systems in air conditioning, ventilation or screening
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/30Arrangement or mounting of heat-exchangers

Abstract

The invention discloses a commercial complex air-conditioning energy recycling method and system. A commercial complex comprises office buildings and malls, the office buildings adopt a water source VRF (variable refrigerant flowrate) air conditioning system, and the malls adopt a water chiller central air conditioning water system; heat value in the malls is transferred to the office buildings through plate heat exchangers, and the water source VRF air conditioning system is supplemented in heat and used, so that running time of boilers used for starting the water source VRF air conditioning system of the office buildings and cooling towers and refrigerators of the malls are avoided or reduced, energy consumption can be greatly saved, and running cost is lowered. The running time for the boilers as well as the cooling towers and refrigerators is avoided or reduced, so that energy consumption can be greatly saved, and running and maintaining costs are lowered.

Description

Commercial Complex air conditioner energy source recovery method and system
Technical field
The present invention relates to the Commercial Complex air conditioner energy source recovery method under a kind of Commercial Complex air conditioning control method and system, particularly a kind of cold snap and system.
Background technology
Commercial Complex is generally formed by office building and market, office building adopts water source VRF (Variable (variable) Refrigerant (refrigerant) F – Flow/Volume (flow)) air-conditioning system, and market adopts handpiece Water Chilling Units central air conditioning water system.Because office building in winter needs heating, and the caloric value produced due to personnel, light etc. in market forms stable heat (refrigeration duty), even if still need in the winter time to carry out cooling by unlatching compression type chiller unit or cooling tower.Therefore, usually need two cover systems independently to run in the winter time, namely office building needs starting trouble, carries out concurrent heating to water source VRF air-conditioning system, and needs startup refrigerator or cooling tower to carry out cooling in market, equipment use is more, energy consumption is higher, and operating cost increases, and needs long-play due to equipment, affect service life, improve maintenance cost.
Summary of the invention
The object of the invention is to, a kind of Commercial Complex air conditioner energy source recovery method and system are provided.The present invention can avoid or reduce the running time of opening boiler, cooling tower or refrigerator in the winter time, significantly can save energy consumption, reduces operating cost and maintenance cost.
Technical scheme of the present invention: Commercial Complex air conditioner energy source recovery method, is characterized in that: described Commercial Complex comprises office building and market, described office building adopts water source VRF air-conditioning system, and market adopts handpiece Water Chilling Units central air conditioning water system; By heat-exchangers of the plate type, the caloric value in market is transferred to office building, water source VRF air-conditioning system concurrent heating is used, thus avoid or reduce the running time of the boiler of opening office building water source VRF air-conditioning system and market cooling tower, refrigerator, significantly can save energy consumption, reduce operating cost.
In aforesaid Commercial Complex air conditioner energy source recovery method, describedly by heat-exchangers of the plate type, the caloric value in market is transferred to office building and to the method that water source VRF air-conditioning system concurrent heating uses is, caloric value in market is delivered to heat-exchangers of the plate type by air-conditioner circulating water, by heat-exchangers of the plate type by transfer of heat to the water source VRF air-conditioning system hot and cold water water knockout drum of office building, the water source VRF air-conditioner host of end is delivered to by the office building cold-hot water air conditioning circulating pump being arranged on VRF air-conditioning system hot and cold water water knockout drum exit, water source, as the thermal source of water source VRF air-conditioning system, be transmitted back to water source VRF air-conditioning system hot and cold water water collector by by the recirculated water after absorbing heat simultaneously, by water collector to heat-exchangers of the plate type.
In aforesaid Commercial Complex air conditioner energy source recovery method, air-conditioner circulating water in described market passes through heat-exchangers of the plate type heat release to after office building water source VRF air-conditioning system, be delivered in the air conditioner cold water water knockout drum in the central air conditioning water system of market by the commercial air-conditioner chilled water circulating pump being arranged on heat-exchangers of the plate type exit, the air conditioning terminal in market is delivered to by each water loops on air conditioner cold water water knockout drum, thus be reached for the object of refrigeration in market, be delivered in the air conditioner cold water water collector in the central air conditioning water system of market after air conditioning terminal absorbs the refrigeration duty in market by the recirculated water of each loop, by air conditioner cold water condensate correcting-distribuing device to heat-exchangers of the plate type.
Realize the Commercial Complex air conditioner energy source recovery system of aforesaid Commercial Complex air conditioner energy source recovery method, it is characterized in that: the handpiece Water Chilling Units central air conditioning water system comprising the water source VRF air-conditioning system of office building, heat-exchangers of the plate type and market, described water source VRF air-conditioning system comprises water source VRF air-conditioner host, the import of water source VRF air-conditioner host is connected with water source VRF air conditioner cold-heat water separator, outlet is connected with water source VRF air conditioner cold and hot water water collector, water source VRF air conditioner cold-heat water separator is all connected with heat-exchangers of the plate type with water source VRF air conditioner cold and hot water water collector, described handpiece Water Chilling Units central air conditioning water system comprises the handpiece Water Chilling Units of multiple stage parallel connection, the outlet of multiple stage handpiece Water Chilling Units is connected with market air-condition freezing water-circulating pump in turn, market air conditioner cold water water knockout drum, market air conditioning terminal, the outlet of market air conditioning terminal is connected with market air conditioner cold water water collector, market air conditioner cold water water collector is connected to heat-exchangers of the plate type through the total main of chilled water backwater, or be connected to handpiece Water Chilling Units through chilled water return main.
In aforesaid Commercial Complex air conditioner energy source recovery system, described water source VRF air-conditioner host is connected with water source VRF air conditioner cold and hot water secondary water segregator, air conditioner cold-heat water-circulating pump, water source VRF air conditioner cold and hot water one-level water knockout drum in turn, outlet is connected with water source VRF air conditioner cold and hot water secondary water collector, water source VRF air conditioner cold and hot water one-level water collector in turn, and water source VRF air conditioner cold and hot water one-level water collector is all connected with heat-exchangers of the plate type with water source VRF air conditioner cold and hot water one-level water knockout drum.
In aforesaid Commercial Complex air conditioner energy source recovery system, the exit of described heat-exchangers of the plate type is provided with temperature sensor, and heat-exchangers of the plate type is connected with water source VRF air conditioner cold and hot water one-level water knockout drum, water source VRF air conditioner cold and hot water one-level water collector through electronic Double position butterfly valve respectively; Multi-way control valve is provided with between the described total main of chilled water backwater and heat-exchangers of the plate type.
In aforesaid Commercial Complex air conditioner energy source recovery system, described water source VRF air conditioner cold and hot water one-level water knockout drum connects water source VRF air conditioner cold and hot water secondary water segregator through multiple air conditioner cold-heat water-circulating pump, and water source VRF air conditioner cold and hot water secondary water segregator connects multiple stage water source VRF air-conditioner host.
In aforesaid Commercial Complex air conditioner energy source recovery system, described multiple air conditioner cold-heat water-circulating pumps have 5, are respectively 4 large power air-conditioned hot and cold water circulating pumps and 1 small-power air conditioner cold-heat water-circulating pump.
In aforesaid Commercial Complex air conditioner energy source recovery system, the import of described water source VRF air conditioner cold and hot water one-level water knockout drum is connected with the office building vacuum hot water boiler and closed cooling tower that are arranged in parallel, and the import of described water source VRF air conditioner cold and hot water one-level water collector is connected with office building vacuum hot water boiler and closed cooling tower.
In aforesaid Commercial Complex air conditioner energy source recovery system, described market air conditioner cold water water collector is connected with the multiple air conditioning hot circular water-loop return pipes on the air conditioning hot water collector of market by multiple air-condition freezing circular water-loop return pipe, the plurality of loop can all simultaneously cooling or all heat supply simultaneously, the outlet of market air conditioning hot water collector is also connected with the multiple stage market vacuum hot water boiler be arranged in parallel, and the outlet of multiple stage market vacuum hot water boiler is connected with market air conditioning hot water knockout drum.
Compared with prior art, the present invention in cold sky by heat-exchangers of the plate type the caloric value in market (because cold sky office building needs heating, and due to personnel in market, the caloric value that light etc. produce forms stable refrigeration duty) be transferred to office building water source VRF air-conditioning system concurrent heating is used, without the need to or reduce and use office building vacuum hot water boiler, air-conditioner circulating water in market by heat-exchangers of the plate type concurrent heating to the air conditioning water that can be used as after office building water source VRF air-conditioning system in market, thus reach the object that winter is refrigeration in market, therefore can avoid or reduce and open boiler and cooling tower, the running time of refrigerator, significantly can save energy consumption, reduce operating cost.In addition, the present invention is also connected to separately the equipment such as cooling tower, office building vacuum hot water boiler, can ensure the normal operation in other periods.The present invention also adopts the multiple stage of different capacity office cold-hot water air conditioning circulating pump to supply water to VRF air-conditioner host, can open appropriate office cold-hot water air conditioning circulating pump, can save energy, reduce energy consumption further according to the actual conditions of office building.
The present invention is for Hangzhou Commercial Complex, this Commercial Complex overall floorage is 110,000 square metres, wherein market district construction area is 70,000 square metres, office buildings area is 40,000 square metres, Hangzhou winter air regulates outdoor calculate temperature to be-2.4 DEG C, under this accounting temperature, office building by working every day 9 hours, air-conditioning heating every day need consume gas quantity be: 2665.8Nm 3/ h, can avoid opening office building vacuum hot water boiler from 11 at noon at 5 in evening, therefore can save amount of consumed gas is: 1777.2Nm 3/ h, therefore under this accounting temperature, office building amount of consumed gas every day ratio of saving is: 1777.2/2665.8*100%=66.7%; Market district cooling tower power is 37kw/ platform, if adopt 2 cooling tower cooling consumes power every day to be: 37kw*10h/ days * 2=740kwh, if adopt Commercial Complex air conditioner energy source recovery system, the opening time of cooling tower every day can reduce to 5h, every day, consumes power was: 37kw*5h/ days * 2=370kwh, and therefore under this accounting temperature, electric quantity consumption every day ratio of saving in market district is: 370/740*100%=50%.Thus can obviously draw, large energy can be saved by the present invention, reduce use cost.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation that the present invention specifically implements.
Being labeled as in accompanying drawing: 1-water source VRF air-conditioner host, 2-VRF air conditioner cold and hot water secondary water segregator, 3-water source VRF air conditioner cold and hot water secondary water collector, 4-water source VRF air conditioner cold and hot water one-level water collector, 5-water source VRF air conditioner cold and hot water one-level water knockout drum, 6-air conditioner cold-heat water-circulating pump, 7-closed cooling tower, 8-office building vacuum hot water boiler, 9-heat-exchangers of the plate type, 10-multi-way control valve, 11-handpiece Water Chilling Units, 12-market air conditioner cold water water knockout drum, 13-market air conditioning terminal, 14-market air conditioner cold water water collector, the total main of 15-chilled water backwater, 16-chilled water return main, 17-market vacuum hot water boiler, 18-market air conditioning hot water knockout drum, 19-market air conditioning hot water collector, 20-temperature sensor, 21-market air-condition freezing water-circulating pump.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further illustrated, but not as the foundation limited the present invention.
Embodiment.Commercial Complex air conditioner energy source recovery method, is characterized in that: described Commercial Complex comprises office building and market, and described office building adopts water source VRF air-conditioning system, and market adopts handpiece Water Chilling Units central air conditioning water system; In cold sky, (as winter) is transferred to office building by heat-exchangers of the plate type the caloric value in market, water source VRF air-conditioning system concurrent heating is used, thus avoid or reduce the running time of the boiler of opening office building water source VRF air-conditioning system and market cooling tower, refrigerator, significantly can save energy consumption, reduce operating cost.Describedly by heat-exchangers of the plate type, the caloric value in market is transferred to office building and to the method that water source VRF air-conditioning system concurrent heating uses is, caloric value in market is delivered to heat-exchangers of the plate type by air-conditioner circulating water, by heat-exchangers of the plate type by transfer of heat to the water source VRF air-conditioning system hot and cold water water knockout drum of office building, the water source VRF air-conditioner host of end is delivered to by the office building cold-hot water air conditioning circulating pump being arranged on VRF air-conditioning system hot and cold water water knockout drum exit, water source, as the thermal source of water source VRF air-conditioning system, be transmitted back to water source VRF air-conditioning system hot and cold water water collector by by the recirculated water after absorbing heat simultaneously, by water collector to heat-exchangers of the plate type.Air-conditioner circulating water in described winter market by heat-exchangers of the plate type heat release to after office building water source VRF air-conditioning system, be delivered in the air conditioner cold water water knockout drum in the central air conditioning water system of market (realizing free cold supply) by the commercial air-conditioner chilled water circulating pump being arranged on heat-exchangers of the plate type exit, the air conditioning terminal in market is delivered to by each water loops on air conditioner cold water water knockout drum, thus reach the object that winter is refrigeration in market, be delivered in the air conditioner cold water water collector in the central air conditioning water system of market after air conditioning terminal absorbs the refrigeration duty in market by the recirculated water of each loop, by air conditioner cold water condensate correcting-distribuing device to heat-exchangers of the plate type.
Realize the Commercial Complex air conditioner energy source recovery system of above-mentioned Commercial Complex air conditioner energy source recovery method, form as shown in Figure 1, it is characterized in that: the handpiece Water Chilling Units central air conditioning water system comprising the water source VRF air-conditioning system of office building, heat-exchangers of the plate type and market, described water source VRF air-conditioning system comprises water source VRF air-conditioner host 1, the import of water source VRF air-conditioner host 1 is connected with water source VRF air conditioner cold-heat water separator, outlet is connected with water source VRF air conditioner cold and hot water water collector, water source VRF air conditioner cold-heat water separator is all connected with heat-exchangers of the plate type 9 with water source VRF air conditioner cold and hot water water collector, described handpiece Water Chilling Units central air conditioning water system comprises the handpiece Water Chilling Units 11 of multiple stage parallel connection, multiple stage handpiece Water Chilling Units 11 outlet is connected with market air-condition freezing water-circulating pump 21 in turn, market air conditioner cold water water knockout drum 12, market air conditioning terminal 13, the outlet of market air conditioning terminal 13 is connected with market air conditioner cold water water collector 14, market air conditioner cold water water collector 14 is connected to heat-exchangers of the plate type 9 through the total main 15 of chilled water backwater, or be connected to handpiece Water Chilling Units 11 through chilled water return main 16.
Described water source VRF air-conditioner host 1 is connected with water source VRF air conditioner cold and hot water secondary water segregator 2, air conditioner cold-heat water-circulating pump 6, water source VRF air conditioner cold and hot water one-level water knockout drum 5 in turn, outlet is connected with water source VRF air conditioner cold and hot water secondary water collector 3, water source VRF air conditioner cold and hot water one-level water collector 4 in turn, and water source VRF air conditioner cold and hot water one-level water collector 4 is all connected with heat-exchangers of the plate type 9 with water source VRF air conditioner cold and hot water one-level water knockout drum 5.
The exit of described heat-exchangers of the plate type 9 is provided with temperature sensor 20, and heat-exchangers of the plate type 9 is connected with water source VRF air conditioner cold and hot water one-level water knockout drum 5, water source VRF air conditioner cold and hot water one-level water collector 4 through electronic Double position butterfly valve respectively; Multi-way control valve 10 is provided with between the total main 15 of described chilled water backwater and heat-exchangers of the plate type 9.
Described water source VRF air conditioner cold and hot water one-level water knockout drum 5 connects water source VRF air conditioner cold and hot water secondary water segregator 2 through multiple air conditioner cold-heat water-circulating pump 6, and water source VRF air conditioner cold and hot water secondary water segregator 2 connects multiple stage water source VRF air-conditioner host 1.
Described multiple air conditioner cold-heat water-circulating pumps 6 have 5, are respectively 4 large power air-conditioned hot and cold water circulating pumps and 1 small-power air conditioner cold-heat water-circulating pump.
The import of described water source VRF air conditioner cold and hot water one-level water knockout drum 5 is connected with the office building vacuum hot water boiler 8 and closed cooling tower 7 that are arranged in parallel, and the import of described water source VRF air conditioner cold and hot water one-level water collector 4 is connected with office building vacuum hot water boiler 8 and closed cooling tower 7.
Described market air conditioner cold water water collector 14 is connected with the multiple air conditioning hot circular water-loop return pipes on market air conditioning hot water collector 19 by multiple air-condition freezing circular water-loop return pipe, the plurality of loop return pipe can all simultaneously cooling or all heat supply simultaneously, can save pipeline material like this; The outlet of market air conditioning hot water collector 19 is also connected with the multiple stage market vacuum hot water boiler 17 be arranged in parallel, and the outlet of multiple stage market vacuum hot water boiler 17 is connected with market air conditioning hot water knockout drum 18.
Described every platform handpiece Water Chilling Units 6 is connected with cooling tower.Described heat-exchangers of the plate type 9 is also connected with cooling tower; Specifically, described heat-exchangers of the plate type 9 adopts has multiple (can be 2-6) to compose in parallel.By the heat-exchangers of the plate type 9 of a part and the water source VRF air-conditioning system of office building, remaining heat-exchangers of the plate type 9 also can be connected with being arranged on outdoor cooling tower.
Heat-exchangers of the plate type 9 leaving water temperature responded to by described temperature sensor 20, when the caloric value in market is less, the water temperature that the detection of rear temperature sensor 20 changed by heat-exchangers of the plate type 9 is lower, this circulating water flow is carried out continuation to office building vacuum hot water boiler and heats up for water-supply source VRF air-conditioner host; When the caloric value in market is many, the water temperature that the detection of rear temperature sensor 20 changed by heat-exchangers of the plate type 9 is suitable, this recirculated water is directly flowed to water source VRF air-conditioner host and uses; When the caloric value in market is more, the water temperature that the detection of rear temperature sensor 20 changed by heat-exchangers of the plate type 9 is higher, regulate multi-way control valve freely to be freezed by the cooling tower of circulating water flow to outdoor by the heat of a part, the circulating water flow of another part is used to water source VRF air-conditioner host; When the caloric value in market is too much, the temperature after heat-exchangers of the plate type 9 is changed is too high, closes heat-exchangers of the plate type 9 and works, worked by this recirculated water direct current refrigerator.
The present invention in the specific implementation, can as shown in Figure 2, and the present invention in use, is detected the leaving water temperature of heat-exchangers of the plate type, thus controls the on-off of multiple electronic Double position butterfly valve by temperature sensor.Plate heat exchanger has 4 that are arranged in parallel, and the outlet of each heat-exchangers of the plate type is provided with motor-driven valve; The concrete service condition of the present invention is as follows: < situation one > morning 8 office buildings someone goes to work, and now also do not do business in market, do not have thermic load in market, now office building can only carry out concurrent heating by boiler to water source VRF system; After < situation two >9 point, start a business in market, but now due to after last evening { normally 21 .-9 points } market closes, the building enclosure heat radiation in market, cause second day 9 start a business after, even self still needs heat supply in market, so there is no unnecessary thermic load and be supplied to office building, office building now still needs boiler to carry out concurrent heating to self; Stable thermic load has been formed in market after < situation three >11 point, now by plate type heat exchanger, the thermic load formed can be transferred to the water source VRF system of office building, thus stop or reducing opening the boiler of office building and the refrigerator in market, realize the object of transfer of heat.If reached the specified supply water temperature of water source VRF air-conditioning system by the temperature sensor reaction water temperature being arranged on plate type heat exchanger exit, air-conditioner circulating water then after plate type heat exchanger directly enters air conditioner cold-heat water separator, is delivered to water source VRF air-conditioner host by the air conditioner cold-heat water-circulating pump being arranged on air conditioner cold-heat water separator exit.If fail to reach the specified supply water temperature of water source VRF air-conditioning system by the temperature sensor reaction water temperature being arranged on plate type heat exchanger exit, illustrate that the heating needs that the heat now shifted in market still can not meet office building are asked, the boiler simultaneously opening office building is then needed to carry out concurrent heating to office building water source VRF air-conditioning system, air-conditioner circulating water after plate type heat exchanger is to office building water source VRF air-conditioning system air conditioner cold and hot water water collector, office building water source VRF air-conditioning system air conditioner cold-heat water separator is entered again after the heating of office building boiler, water source VRF air-conditioner host is delivered to by the air conditioner cold-heat water-circulating pump being arranged on air conditioner cold-heat water separator exit after reaching the specified supply water temperature of office building water source VRF air-conditioning system.After < situation four >17 point, office building is off duty (may there is the situation of part overtime work), business continues business, now the calorific requirement of office building greatly declines, and in market, still there is stable thermic load, need cooling, Air Conditioning Cycle water one tunnel of side, market through above-mentioned plate type heat exchanger transfer of heat to the water source VRF system of office building, unnecessary heat is transferred to cooling tower by business free cold supply plate type heat exchanger, thus the object avoided the air-condition freezing machine of unlatching business and reach freezing in market.< situation five > office building does not have heat demand, business continues business, now the Air Conditioning Cycle water of side, market is all through business free cold supply plate type heat exchanger, and then conveying reaches the object of free cold supply at cooling tower.Even if < situation six > employing business free cold supply of cooling column does not still reach the Air-conditioner design temperature in market, now just need the handpiece Water Chilling Units of opening market, to cooling in market.

Claims (9)

1. Commercial Complex air conditioner energy source recovery method, is characterized in that: described Commercial Complex comprises office building and market, and described office building adopts water source VRF air-conditioning system, and market adopts handpiece Water Chilling Units central air conditioning water system; By heat-exchangers of the plate type, the caloric value in market is transferred to office building, water source VRF air-conditioning system concurrent heating is used, thus avoid or reduce the running time of the boiler of opening office building water source VRF air-conditioning system and market cooling tower, refrigerator, significantly can save energy consumption, reduce operating cost.
2. Commercial Complex air conditioner energy source recovery method according to claim 1, it is characterized in that: describedly by heat-exchangers of the plate type, the caloric value in market is transferred to office building and to the method that water source VRF air-conditioning system concurrent heating uses is, caloric value in market is delivered to heat-exchangers of the plate type by air-conditioner circulating water, by heat-exchangers of the plate type by transfer of heat to the water source VRF air-conditioning system hot and cold water water knockout drum of office building, the water source VRF air-conditioner host of end is delivered to by the office building cold-hot water air conditioning circulating pump being arranged on VRF air-conditioning system hot and cold water water knockout drum exit, water source, as the thermal source of water source VRF air-conditioning system, be transmitted back to water source VRF air-conditioning system hot and cold water water collector by by the recirculated water after absorbing heat simultaneously, by water collector to heat-exchangers of the plate type.
3. Commercial Complex air conditioner energy source recovery method according to claim 2, it is characterized in that: the air-conditioner circulating water in described market passes through heat-exchangers of the plate type heat release to after office building water source VRF air-conditioning system, be delivered in the air conditioner cold water water knockout drum in the central air conditioning water system of market by the commercial air-conditioner chilled water circulating pump being arranged on heat-exchangers of the plate type exit, the air conditioning terminal in market is delivered to by air conditioner cold water water knockout drum, thus be reached for the object of refrigeration in market, be delivered in the air conditioner cold water water collector in the central air conditioning water system of market after air conditioning terminal absorbs the refrigeration duty in market by recirculated water, by air conditioner cold water condensate correcting-distribuing device to heat-exchangers of the plate type.
4. realize the Commercial Complex air conditioner energy source recovery system of the Commercial Complex air conditioner energy source recovery method described in claim 1,2 or 3, it is characterized in that: the handpiece Water Chilling Units central air conditioning water system comprising the water source VRF air-conditioning system of office building, heat-exchangers of the plate type and market, described water source VRF air-conditioning system comprises water source VRF air-conditioner host (1), the import at water source VRF air-conditioner host (1) is connected with water source VRF air conditioner cold-heat water separator, outlet is connected with water source VRF air conditioner cold and hot water water collector, water source VRF air conditioner cold-heat water separator is all connected with heat-exchangers of the plate type (9) with water source VRF air conditioner cold and hot water water collector, described handpiece Water Chilling Units central air conditioning water system comprises the handpiece Water Chilling Units (11) of multiple stage parallel connection, multiple stage handpiece Water Chilling Units (11) outlet is connected with market air-condition freezing water-circulating pump (21) in turn, market air conditioner cold water water knockout drum (12), market air conditioning terminal (13), the outlet of market air conditioning terminal (13) is connected with market air conditioner cold water water collector (14), market air conditioner cold water water collector (14) is connected to heat-exchangers of the plate type (9) through the total main of chilled water backwater (15), or be connected to handpiece Water Chilling Units (11) through chilled water return main (16).
5. Commercial Complex air conditioner energy source recovery system according to claim 4, it is characterized in that: described water source VRF air-conditioner host (1) is connected with water source VRF air conditioner cold and hot water secondary water segregator (2) in turn, air conditioner cold-heat water-circulating pump (6), water source VRF air conditioner cold and hot water one-level water knockout drum (5), outlet is connected with water source VRF air conditioner cold and hot water secondary water collector (3) in turn, water source VRF air conditioner cold and hot water one-level water collector (4), water source VRF air conditioner cold and hot water one-level water collector (4) is all connected with heat-exchangers of the plate type (9) with water source VRF air conditioner cold and hot water one-level water knockout drum (5).
6. Commercial Complex air conditioner energy source recovery system according to claim 5, it is characterized in that: the exit of described heat-exchangers of the plate type (9) is provided with temperature sensor (20), and heat-exchangers of the plate type (9) is connected with water source VRF air conditioner cold and hot water one-level water knockout drum (5), water source VRF air conditioner cold and hot water one-level water collector (4) through electronic Double position butterfly valve; Multi-way control valve (10) is provided with between the described total main of chilled water backwater (15) and heat-exchangers of the plate type (9).
7. Commercial Complex air conditioner energy source recovery system according to claim 5, it is characterized in that: described water source VRF air conditioner cold and hot water one-level water knockout drum (5) connects water source VRF air conditioner cold and hot water secondary water segregator (2) through multiple air conditioner cold-heat water-circulating pump (6), water source VRF air conditioner cold and hot water secondary water segregator (2) connects multiple stage water source VRF air-conditioner host (1).
8. Commercial Complex air conditioner energy source recovery system according to claim 7, it is characterized in that: described multiple air conditioner cold-heat water-circulating pumps (6) have 5, be respectively 4 large power air-conditioned hot and cold water circulating pumps and 1 small-power air conditioner cold-heat water-circulating pump.
9. Commercial Complex air conditioner energy source recovery system according to claim 5, it is characterized in that: the import at described water source VRF air conditioner cold and hot water one-level water knockout drum (5) is connected with the office building vacuum hot water boiler (8) and closed cooling tower (7) that are arranged in parallel, and the import at described water source VRF air conditioner cold and hot water one-level water collector (4) is connected with office building vacuum hot water boiler (8) and closed cooling tower (7).
CN201410564268.8A 2014-10-22 Commercial Complex air conditioner energy source recovery method and system Active CN104296294B (en)

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