CN106871480B - A kind of lithium bromide absorption type heat pump unit that height area is direct-connected - Google Patents

A kind of lithium bromide absorption type heat pump unit that height area is direct-connected Download PDF

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Publication number
CN106871480B
CN106871480B CN201710086178.6A CN201710086178A CN106871480B CN 106871480 B CN106871480 B CN 106871480B CN 201710086178 A CN201710086178 A CN 201710086178A CN 106871480 B CN106871480 B CN 106871480B
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China
Prior art keywords
area
low
condenser
absorber
hot water
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CN201710086178.6A
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Chinese (zh)
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CN106871480A (en
Inventor
徐长周
夏克盛
张红岩
刘明军
孟玲燕
周森
李德权
纪晓亮
常兴
李伦
邵虹
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松下制冷(大连)有限公司
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Priority to CN201710086178.6A priority Critical patent/CN106871480B/en
Publication of CN106871480A publication Critical patent/CN106871480A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B15/00Sorption machines, plant, or systems, operating continuously, e.g. absorption type
    • F25B15/02Sorption machines, plant, or systems, operating continuously, e.g. absorption type without inert gas
    • F25B15/06Sorption machines, plant, or systems, operating continuously, e.g. absorption type without inert gas the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT-PUMP SYSTEMS
    • F25B30/00Heat pumps
    • F25B30/04Heat pumps of the sorption type
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/27Relating to heating, ventilation or air conditioning [HVAC] technologies
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/62Absorption based systems
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P80/00Climate change mitigation technologies for sector-wide applications
    • Y02P80/10Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
    • Y02P80/15On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply

Abstract

A kind of lithium bromide absorption type heat pump unit that height area is direct-connected, is related to the heating equipment technical field of skyscraper.The heat pump unit includes evaporator, regenerator, solution pump, refrigerant pump and corresponding connecting line, add high area's absorber, low area's absorber, high area's condenser, low area's condenser, high area's hot water circulation loop is by high area's absorber, high area's condenser and high area's cistern system are connected to form by connecting line, low area's hot water circulation loop is by low area's absorber, low area's condenser and low area's cistern system are connected to form by connecting line, it is high, the hot water of low area's heating is directly conveyed by high area's hot water circulation loop and low area's hot water circulation loop supreme respectively respectively, low area's air conditioning terminal, it realizes high area's hot water circulation loop or any operation of low area's hot water circulation loop or runs simultaneously.The present invention can recycle more waste heats for client, provide more heats, it is not necessary that by water-water heat exchanger, small investment, system structure is simple, safe and reliable to operation.

Description

A kind of lithium bromide absorption type heat pump unit that height area is direct-connected

Technical field

The present invention relates to skyscraper heating equipment technical fields, and in particular to a kind of lithium bromide absorption that height area is direct-connected Formula heat pump unit.

Background technique

With the development of economy, modern high-rise building is universal rapidly, and to heating system, more stringent requirements are proposed, due to general The maximal work pressure of logical heating system is usually no more than 1.6MPa, for skyscraper, is set according to permissible velocity of flow in pipe When meter freezing water circulation system, if the sum of system hydrostatic pressure and pump working pressure head are more than the pressure resistance of water cooler and component When value, it is necessary to customize high voltage equipment or the form using multiple partition systems.

Partition system is generally there are two types of form: a kind of partition system is that independent air-conditioner host system is respectively adopted in height area System, this will lead to project cost height, system operational management dispersion, and building air conditioning total energy consumption increases.Another kind is using single sky The closed system of host is adjusted, uses water-water heat exchanger to transmit cooling capacity, equipment investment between each height subregion closed system Greatly, the problem of operating cost is high and unstable, also results in system energy consumption increase.For example, being compared using current heat exchange efficiency High board-like water-water heat exchanger, heat transfer temperature difference are also extremely difficult within 2 DEG C, general every a set of water-water heat exchanger of increase, Heat transfer temperature difference increases by 2 DEG C of meters, and units consumption will increase 8%-10%, certainly will increase a large amount of energy consumption expenditure in this way.

It is therefore proposed that a kind of small investment, stable and reliable operation energy-saving single host skyscraper water circulation system It is all of great significance to skyscraper heating energy conservation, the operational management for simplifying system and control etc..

Summary of the invention

It is an object of the invention to solve height in the prior art to distinguish sound zone system project cost height, system operational management point Scattered, building air conditioning total energy consumption increases, operating cost is high and unstable technical problem, provides a kind of bromination that height area is direct-connected High area's hot water circulation loop or any circuit operation of low area's hot water circulation loop may be implemented in lithium-absorbing formula heat pump unit, the unit Or two circuit run simultaneously, and without water-water heat exchanger directly by delivery to hot air conditioning terminal.

Present invention technical solution used for the above purpose is: a kind of suction-type lithium bromide that height area is direct-connected heat Pump assembly, including evaporator, regenerator, solution pump, refrigerant pump and corresponding connecting line, it is characterised in that: the heat pump machine Group includes high area's absorber, low area's absorber, high area's condenser, low area's condenser, and high area's absorber and low area's absorber are same Setting in one cylinder, high area's condenser and low area's condenser are arranged in same cylinder;High area's hot water circulation loop is inhaled by high area It receives device, high area's condenser and high area's cistern system to be connected to form by connecting line, low area's hot water circulation loop is inhaled by low area It receives device, low area's condenser and low area's cistern system to be connected to form by connecting line, the hot water of high and low area's heating leads to respectively Excessively high area's hot water circulation loop and low area's hot water circulation loop directly convey supreme area's air-conditioning without water-water heat exchanger respectively High area's hot water circulation loop or any circuit operation of low area's hot water circulation loop or twice are realized in end, low area's air conditioning terminal Road is run simultaneously.

High area's cistern system includes high area's absorber water tank and high area's condenser tank, high area's absorber water tank, height Area's condenser tank is connected with high area's absorber, high area's condenser respectively;Low area's cistern system includes low area's absorber water The area Xiang Yudi condenser tank, low area's absorber water tank, low area's condenser tank respectively with low area's absorber, low area's condenser phase Even.

High area's absorber water tank and low area's absorber water tank use integral arrangement structure, high area's condenser tank with it is low Area's condenser tank uses integral arrangement structure.

High area's hot water circulating pump, low area heat are separately connected in high area's hot water circulation loop, low area's hot water circulation loop Water-circulating pump.

The invention belongs to the skyscraper water circulation systems of energy-saving single host, in the lithium bromide absorption that height area is direct-connected High area's absorber, low area's absorber, high area's condenser, low area's condenser are increased in formula heat pump unit, high area's hot water circuit is returned Road is connected by high area's absorber, high area's condenser and corresponding water tank with connecting line, and low area's hot water circulation loop passes through Low area's absorber, low area's condenser and corresponding water tank are connected with connecting line, and the hot water of high and low area's heating passes through respectively High area's circulation loop and low area's circulation loop are fed directly to realize high area's heat without water-water heat exchanger with hot air conditioning terminal Water-flow circuit or any circuit operation of low area's hot water circulation loop or two circuits are run simultaneously.Using the present invention can be client More waste heats are recycled, while more heats being provided, heating machine set proposed by the present invention can be fed directly to hot water to have time End is adjusted, it is not necessary that by water-water heat exchanger, small investment, system structure is simple, safe and reliable to operation.

Detailed description of the invention

Fig. 1 is previous height area lithium bromide absorption type heat pump unit flow chart;

Fig. 2 is the direct-connected lithium bromide absorption type heat pump unit flow chart in height area of the invention;

Fig. 3 is the direct-connected lithium bromide absorption type heat pump unit water tank schematic diagram in previous height area;

Fig. 4 is the direct-connected lithium bromide absorption type heat pump unit water tank schematic diagram in height area of the invention;

In figure: the area 1- high air conditioning terminal, the low area's air conditioning terminal of 2-, the area 3- high hot water circulating pump, the low area's hot water circulating pump of 4-, 5- evaporator, 6- regenerator, 7- solution pump, 8- refrigerant pump, the area 9- high absorber, the area 10- high condenser, the low area's absorber of 11-, The low area's condenser of 12-, 13- water-water heat exchanger.

Specific embodiment

The present invention is described in detail with reference to the accompanying drawing.

Embodiment 1

A kind of lithium bromide absorption type heat pump unit that height area is direct-connected as shown in Figure 2, the unit is mainly by with lower component It constitutes: high area's air conditioning terminal 1, low area's air conditioning terminal 2, high area's hot water circulating pump 3, low area's hot water circulating pump 4, evaporator 5, regeneration Device 6, solution pump 7, refrigerant pump 8, high area's absorber 9, high area's condenser 10, low area's absorber 11, low area's condenser 12, pumping system System, control system and connecting line, valve etc. are constituted.

Heat pump unit of the present invention has additional high area's absorber 9, low area's absorber 11, high area's condenser 10, low area's condenser 12, high area's absorber 9 and low area's absorber 11 are arranged in same cylinder, and high area's condenser 10 and low area's condenser 12 are same Setting in cylinder;High area's hot water circulation loop passes through connecting tube by high area's absorber 9, high area's condenser 10 and high area's cistern system Road is connected to form, and low area's hot water circulation loop passes through company by low area's absorber 11, low area's condenser 12 and low area's cistern system Adapter tube road be connected to form, be separately connected in high area's hot water circulation loop, low area's hot water circulation loop high area's hot water circulating pump 3, Low area's hot water circulating pump 4, the hot water of high and low area's heating pass through high area's hot water circulation loop and low area's hot water circulation loop respectively Supreme area's air conditioning terminal 1, low area's air conditioning terminal 2 are directly conveyed respectively without water-water heat exchanger 13.

High area's cistern system includes high area's absorber water tank and high area's condenser tank, high area's absorber water tank, height Area's condenser tank is connected with high area's absorber 9, high area's condenser 10 respectively;Low area's cistern system includes low area's absorber Water tank and low area's condenser tank, low area's absorber water tank, low area's condenser tank are condensed with low area's absorber 11, low area respectively Device 12 is connected.

As shown in figure 4, high area's absorber water tank and low area's absorber water tank use integral arrangement structure, high Qu Lengning Device water tank and low area's condenser tank use integral arrangement structure.

Set that high area's air conditioning terminal 1 is located at 30 floor, low area's air conditioning terminal 2 is located at 15 floor in the present embodiment, and low area Hot water circulation loop isolated operation, detailed process are as follows: the hot water of low area's heating is successively sent to low area by low area's hot water circulating pump 4 Then absorber water tank, low area's condenser tank carry out heat exchange through too low area's absorber 11, low area's condenser 12, produce heat Water is fed directly to low area's air conditioning terminal 2.

The present invention is by way of the direct-connected lithium bromide absorption type heat pump unit of height area hot water cyclesystem, it is ensured that heating is used Hot water be fed directly to all air conditioning terminals, it is not necessary that by water-water heat exchanger, system structure is simple, safe and reliable to operation.

Embodiment 2

A kind of Each part of the lithium bromide absorption type heat pump unit that height area is direct-connected described in the present embodiment and company It is in the same manner as in Example 1 to connect relationship, difference are as follows: high area's hot water circulation loop isolated operation, detailed process are as follows: high area's heating Hot water is successively sent to high area's absorber water tank, high area's condenser tank by high area's hot water circulating pump 3, then inhales through excessively high area Device 9, the progress heat exchange of high area's condenser 10 are received, hot water preparing directly transports supreme area's air conditioning terminal 1, without passing through water-hydro-thermal Exchanger 13.

Embodiment 3

A kind of Each part of the lithium bromide absorption type heat pump unit that height area is direct-connected described in the present embodiment and company It is in the same manner as in Example 1 to connect relationship, difference are as follows: set high area's air conditioning terminal 1 in the present embodiment and be located at 30 floor, low area sky End 2 is adjusted to be located at ten layers, and high and low area's hot water circulation loop is run simultaneously, detailed process are as follows: the hot water of high and low area's heating Respectively by high area's hot water circulating pump 3, low area's hot water circulating pump 4 simultaneously be sent to high area's absorber water tank, high area's condenser tank and Then low area's absorber water tank, low area's condenser tank are respectively absorbed through excessively high area's absorber 9, high area's condenser 10 and low area Device 11, low area's condenser 12 carry out heat exchange, and hot water preparing directly conveys supreme area's air conditioning terminal 1, low area's air conditioning terminal respectively 2, without passing through water-water heat exchanger 13.

Claims (4)

1. a kind of lithium bromide absorption type heat pump unit that height area is direct-connected, including evaporator (5), regenerator (6), solution pump (7), Refrigerant pump (8) and corresponding connecting line, it is characterised in that: the heat pump unit includes high area's absorber (9), low area's absorber (11), high area's condenser (10), low area's condenser (12), high area's absorber (9) and low area's absorber (11) are in same cylinder Setting, high area's condenser (10) and low area's condenser (12) are arranged in same cylinder;High area's hot water circulation loop is inhaled by high area Device (9), high area's condenser (10) Ji Gaoqu cistern system is received to be connected to form by connecting line, low area's hot water circulation loop by Low area's absorber (11), low area's condenser (12) and low area's cistern system are connected to form by connecting line, high and low area's heating Hot water is direct without water-water heat exchanger (13) by high area's hot water circulation loop and low area's hot water circulation loop respectively Supreme area's air conditioning terminal (1), low area's air conditioning terminal (2) are conveyed respectively, realize high area's hot water circulation loop or low area's hot water circuit Any circuit operation in circuit or two circuits are run simultaneously.
2. a kind of lithium bromide absorption type heat pump unit that height area is direct-connected according to claim 1, it is characterised in that: described High area's cistern system includes high area's absorber water tank and high area's condenser tank, high area's absorber water tank, high area's condenser tank It is connected respectively with high area's absorber (9), high area's condenser (10);Low area's cistern system include low area's absorber water tank with it is low Area's condenser tank, low area's absorber water tank, low area's condenser tank respectively with low area's absorber (11), low area's condenser (12) It is connected.
3. a kind of lithium bromide absorption type heat pump unit that height area is direct-connected according to claim 2, it is characterised in that: described High area's absorber water tank and low area's absorber water tank use integral arrangement structure, high area's condenser tank and low area's condenser tank Using integral arrangement structure.
4. a kind of lithium bromide absorption type heat pump unit that height area is direct-connected according to any one of claims 1 to 3, feature exist In: high area's hot water circulating pump (3), low area's hot water are separately connected in high area's hot water circulation loop, low area's hot water circulation loop Circulating pump (4).
CN201710086178.6A 2017-02-17 2017-02-17 A kind of lithium bromide absorption type heat pump unit that height area is direct-connected CN106871480B (en)

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CN201710086178.6A CN106871480B (en) 2017-02-17 2017-02-17 A kind of lithium bromide absorption type heat pump unit that height area is direct-connected

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CN201710086178.6A CN106871480B (en) 2017-02-17 2017-02-17 A kind of lithium bromide absorption type heat pump unit that height area is direct-connected

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CN106871480B true CN106871480B (en) 2019-03-26

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0836059A1 (en) * 1996-10-10 1998-04-15 Gaz De France Cold pump
CN104697022A (en) * 2013-12-05 2015-06-10 湖南运达节能科技有限公司 Three-level evaporation absorption heat pump type heat supply unit
CN104764244A (en) * 2015-04-24 2015-07-08 珠海格力电器股份有限公司 Absorption heat pump unit, heat exchanger unit and heat supply system
CN105135722A (en) * 2015-08-21 2015-12-09 天津大学 Energy supply device and method for power generation, refrigeration and heating of buildings through medium-and-low temperature geothermal water
CN106091187A (en) * 2016-06-08 2016-11-09 东南大学 The low-temperature heat source absorption coupling air-conditioning device of a kind of dehumidification solution condensation heat regeneration and regulation and control method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0836059A1 (en) * 1996-10-10 1998-04-15 Gaz De France Cold pump
CN104697022A (en) * 2013-12-05 2015-06-10 湖南运达节能科技有限公司 Three-level evaporation absorption heat pump type heat supply unit
CN104764244A (en) * 2015-04-24 2015-07-08 珠海格力电器股份有限公司 Absorption heat pump unit, heat exchanger unit and heat supply system
CN105135722A (en) * 2015-08-21 2015-12-09 天津大学 Energy supply device and method for power generation, refrigeration and heating of buildings through medium-and-low temperature geothermal water
CN106091187A (en) * 2016-06-08 2016-11-09 东南大学 The low-temperature heat source absorption coupling air-conditioning device of a kind of dehumidification solution condensation heat regeneration and regulation and control method

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