CN103075848A - Cold and heat balancing system combining lithium bromide set and refrigeration house - Google Patents
Cold and heat balancing system combining lithium bromide set and refrigeration house Download PDFInfo
- Publication number
- CN103075848A CN103075848A CN2013100256530A CN201310025653A CN103075848A CN 103075848 A CN103075848 A CN 103075848A CN 2013100256530 A CN2013100256530 A CN 2013100256530A CN 201310025653 A CN201310025653 A CN 201310025653A CN 103075848 A CN103075848 A CN 103075848A
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- cold
- heat exchanger
- heat
- lithium bromide
- source side
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- 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
- F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
- F25B25/02—Compression-sorption machines, plants, or systems
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- 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
- F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
- F25B25/005—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00 using primary and secondary systems
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- 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
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/04—Details of condensers
- F25B2339/047—Water-cooled condensers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention belongs to the field of energy sources, energy conservation and environment protection and provides a cold and heat balancing system combining a lithium bromide set and a refrigeration house. The cold and heat balancing system separates, balances and circulates cold and heat in a system, synchronously outputs circulated and balanced cold and heat by combining the cold and heat utilization of the lithium bromide set and the refrigeration house and does not cause energy waste during running. The cold and heat balancing system comprises a compressor, a heat source side heat exchanger, a heat expansion valve, a cold source side heat exchanger and a vapor and liquid separator which are connected in series through pipes, wherein the heat source side heat exchanger and the lithium bromide set are connected in series; and the cold source side heat exchanger and the refrigeration house are connected in series. Water or other refrigerating and heating working mediums serve as a direct cold and heat source of a refrigerant, during refrigeration, on a heat source side, heat is applied to refrigeration of the lithium bromide set through circulating water or other refrigerating and heating working mediums and is fully used, and during heating, on a cold source, cold is applied to the refrigeration house through circulating water or other refrigerating and heating working mediums and is fully used. Refrigeration, heating, the refrigeration house and the lithium bromide set are organically combined, so that the cold and heat utilization efficiency of the set can be multiplied, zero emission and energy source circulation and utilization are realized, and the investment cost is greatly saved. The cold and heat balancing system can be widely applied to various fields and has significant and wide social value and economic value.
Description
Technical field
The invention belongs to new forms of energy and energy-conserving and environment-protective field, the cold and hot balance sysmte that provides a kind of lithium bromide unit to be combined with freezer, a kind of relating to the cold in the system to be separated with heat and balanced recycle, use in conjunction with lithium bromide refrigerating unit and the cold and hot amount of freezer, export synchronously cold and the heat of cyclic balance, the cold and hot balance sysmte of noenergy waste in service.
Background technology
Point out in " " 12 " national strategy new industry development plan ", accelerate development the industrialization of the renewable energy technologies such as technology maturation, nuclear power, wind-powered electricity generation, photovoltaic and heat utilization, page rock, biomass power generation, underground heat that the market competitiveness is strong and the new forms of energy such as ground temperature energy, biogas, the technology of actively pushing forward are mature on the whole, potentiality to be exploited is large solar energy photovoltaic and hot generating, gasification of biomass, bio-fuel, ocean energy, implement new forms of energy integrated utilization demonstration Important Project.By 2015, new forms of energy accounted for the ratio of total energy consumption and bring up to 4.5%, reduced the carbon dioxide annual emissions more than 400,000,000 tons.By 2015, China's energy-saving potential surpassed 400,000,000 tons of standard coals, can drive the trillion yuan investment, and the energy conservation service industry gross output value can break through 3,000 hundred million yuan.But new forms of energy are used and are also faced the problem of saving cost and protection of the environment.Therefore, the essence of seeing clearly the energy is to solve how to supply cool and thermal power three kinds of base substances with the mode of physics or chemistry most effectively, has become the key of new forms of energy and energy-conserving and environment-protective technology and industry development.
Tradition heating power and air-conditioning system all only unidirectionally heat or freeze when heat supply or refrigeration.When heating, the cold that displaces not only is not utilized effectively and also needs to dispose multiple device and control environment discharges; In when refrigeration, the cold that displaces not only is not utilized effectively and also needs to dispose multiple device and control environment discharges.Universal phenomenon in industry, commerce, national defence, plantation aquaculture and resident living so just occurred: on the one hand run off that a large amount of useless cold needs are expensive to be disposed when hot heating, it is hot also to need simultaneously on the other hand to expend energy refrigeration.If effectively utilize the cold and hot energy that runs off, amount is applied to industrial production and daily life, can significantly improve energy use efficiency, greatly reduces energy use cost and eco-environmental damage.
Summary of the invention
The cold and hot balance sysmte that the object of the present invention is to provide a kind of lithium bromide unit to be combined with freezer, when system moves, the cold that low-temperature receiver is surveyed may be delivered to the freezer terminal with cold by heat-exchanger rigs such as finned heat exchanger or waterway circulating heat radiations and be utilized effectively, the heat of heat source side may be delivered to lithium bromide unit waste heat recovery terminal with heat by heat-exchanger rigs such as fin radiator or waterway circulating heat radiations and be utilized effectively, and is intended to solve: 1, need heat also to need simultaneously system's hot-cool demand of cold; 2, the system that only needs hot cold, but adjacent other system needs the demand of cold and hot amount; 3, reclaiming cold and hot amount to this unit with hot cold junction arbitrarily, the realization cold cycling is back and forth utilized.The present invention can significantly improve the cold and hot amount service efficiency of unit, realizes zero-emission, and the cost of reducing investment outlay can be widely used in all trades and professions, has far-reaching extensive social value and economic worth.
The present invention realizes like this
The cold and hot balance sysmte that a kind of lithium bromide unit is combined with freezer, its compressor 1 usefulness pipeline is connected in series with heat source side heat exchanger 2, heating power expansion valve 3, low-temperature receiver side heat exchanger 4, gas-liquid separator 5 successively, described heat source side heat exchanger 2 water side-entrances are connected with the first magnetic valve 9, cooling circulating water pump 6, lithium bromide units connected in series, described low-temperature receiver side heat exchanger 4 water side-entrances and freeze cycle water pump 7, freezer 11 are connected in series, and between described low-temperature receiver side heat exchanger 4 and the freezer 11 the second magnetic valve 10 are installed.
Above-mentioned heat source side heat exchanger 2 adopts plate type heat exchanger, double pipe heat exchanger, the shell and tube exchanger of cold water heat exchange.
Above-mentioned low-temperature receiver side heat exchanger 4 adopts plate type heat exchanger, double pipe heat exchanger, the shell and tube exchanger of cold water heat exchange.
Above-mentioned heat source side heat exchanger 2 connects heat source side feed pipe, heat source side cooling circulating water pump 6, heat source side backwater main, lithium bromide unit and the first magnetic valve 9.
Above-mentioned low-temperature receiver side heat exchanger 4 connects low-temperature receiver side feed pipe, low-temperature receiver side freeze cycle water pump 7, low-temperature receiver side backwater main and freezer.
The source of recycled water that above-mentioned heat source side heat exchanger 2 uses comprises the water that circulates in the water in the common pall, the water that extracts or the ground lower coil pipe from well, lake or river, also can be other suitable refrigeration working mediums that heat.
Adopt technique scheme, the present invention places same system with low-temperature receiver side and heat source side heat exchanger, heat source side and lithium bromide unit waste heat recovery terminal are connected in series, low-temperature receiver side and freezer end are connected in series, when system moves, the heat of heat source side freezes or the secondary utilization by lithium bromide unit waste heat recovery terminal, the cold of low-temperature receiver side carries out freezing and refrigeration by the freezer end, during said system operation work, cold passes through freezer, heat is fully used by the lithium bromide unit, and cold and hot balance is without waste, can reach the optimum state that whole system is utilized, farthest improve Energy Efficiency Ratio, reduce the initial investment cost, high-efficiency environment friendly.
Description of drawings
Fig. 1 is the systematic schematic diagram that the embodiment of the invention provides.
The specific embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
Please refer to Fig. 1, its compressor 1 usefulness pipeline is connected in series with heat source side heat exchanger 2, heating power expansion valve 3, low-temperature receiver side heat exchanger 4, gas-liquid separator 5 successively, described heat source side heat exchanger 2 water side-entrances are connected with the first magnetic valve 9, cooling circulating water pump 6, lithium bromide units connected in series, described low-temperature receiver side heat exchanger 4 water side-entrances and freeze cycle water pump 7, freezer 11 are connected in series, between described low-temperature receiver side heat exchanger 4 and the freezer 11 the second magnetic valve 10 is installed, described system can finish cooling and warming and cold and hot amount all can be by the system of end-equipment balance use.
See also Fig. 1, described heat source side heat exchanger 2 adopts plate type heat exchanger, double pipe heat exchanger, the shell and tube exchanger of cold water heat exchange.Described heat source side heat exchanger 2, it carries out heat exchange by heat source side feed pipe, heat source side cooling circulating water pump 6, heat source side backwater main, lithium bromide unit and the first magnetic valve 9.
See also Fig. 1, described low-temperature receiver side heat exchanger 4 adopts plate type heat exchanger, double pipe heat exchanger, the shell and tube exchanger of cold water heat exchange.Described low-temperature receiver side heat exchanger 4, it carries out heat exchange by low-temperature receiver side feed pipe, low-temperature receiver side freeze cycle water pump 7, low-temperature receiver side backwater main and freezer.
See also Fig. 1, the source of recycled water that described heat source side heat exchanger 2 uses comprises the water that circulates in the water in the common pall, the water that extracts or the ground lower coil pipe from well, lake or river; Also can be other suitable refrigeration working mediums that heat.
Present embodiment has following thermal balance operating mode, and in this duty, described heat source side heat exchanger 2 is plate type heat exchanger, and described low-temperature receiver side heat exchanger 4 is plate type heat exchanger.
Thermal balance operating mode: see also Fig. 1, low-temperature receiver side and heat source side heat are fully used in the cold and hot balance sysmte, without waste heat, its main working process is as follows: behind the unit plugged, compressor 1 compression refrigerant enters into heat source side heat exchanger 2, cooling circulating water pump 6 is opened, cooling water and refrigerant carry out heat exchange, water temperature rises, institute's calorific requirement is provided, the refrigerant condensation temperature reduces, the cooling water that temperature raises enters into lithium bromide unit 8, exhaust-heat absorption by lithium bromide unit 8 freezes, enter in the heating power expansion valve 3 after 2 condensations of refrigerant process heat source side heat exchanger, by heating power expansion valve 3 throttlings, refrigerant enters evaporation in the low-temperature receiver side heat exchanger 4 after the throttling, freeze cycle water pump 7 is opened, chilled water and refrigerant carry out heat exchange, water temperature reduces, and chilled water enters into freezer by tube connector between low-temperature receiver side heat exchanger 4 and the freezer 11, and institute's chilling requirement is provided, the refrigerant evaporation endothermic temperature rises, refrigerant enters in the gas-liquid separator 5 by tube connector between low-temperature receiver side heat exchanger 4 and gas-liquid separator, and refrigerant is got back in the compressor 1 after by gas-liquid separator 5, and system enters into next circulation.
In the described thermal balance operating mode, cooling circulating water pump 6, freeze cycle water pump 7 are opened simultaneously.
In the described thermal balance operating mode, if needed, the first magnetic valve 9 is opened, and can enter in the recirculated water by the cooling water behind the lithium bromide to recycle.
In the described thermal balance operating mode, if needed, the second magnetic valve 10 is opened, and can the freezer that need be arranged for other.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. cold and hot balance sysmte that the lithium bromide unit is combined with freezer, it is characterized in that: compressor (1) with pipeline successively with heat source side heat exchanger (2), heating power expansion valve (3), low-temperature receiver side heat exchanger (4), gas-liquid separator (5) is connected in series, described heat source side heat exchanger (2) water side-entrance and the first magnetic valve (9), cooling circulating water pump (6), the lithium bromide units connected in series connects, described low-temperature receiver side heat exchanger (4) water side-entrance and freeze cycle water pump (7), freezer (11) is connected in series, and between described low-temperature receiver side heat exchanger (4) and the freezer (11) the second magnetic valve (10) is installed.
2. the cold and hot balance sysmte that is combined with freezer of a kind of lithium bromide unit as claimed in claim 1, it is characterized in that: described heat source side heat exchanger adopts plate type heat exchanger, double pipe heat exchanger, the shell and tube exchanger of cold water heat exchange.
3. the cold and hot balance sysmte that is combined with freezer of a kind of lithium bromide unit as claimed in claim 1, it is characterized in that: described low-temperature receiver side heat exchanger adopts plate type heat exchanger, double pipe heat exchanger, the shell and tube exchanger of cold water heat exchange.
4. the cold and hot balance sysmte that is combined with freezer of a kind of lithium bromide unit as claimed in claim 2, it is characterized in that: described heat source side heat exchanger connects heat source side feed pipe, heat source side cooling circulating water pump, heat source side backwater main, lithium bromide unit and the first magnetic valve (9).
5. the cold and hot balance sysmte that is combined with freezer of a kind of lithium bromide unit as claimed in claim 3, it is characterized in that: described low-temperature receiver side heat exchanger connects low-temperature receiver side feed pipe, low-temperature receiver side freeze cycle water pump, low-temperature receiver side backwater main and freezer.
6. the cold and hot balance sysmte that is combined with freezer of a kind of lithium bromide unit as claimed in claim 2, it is characterized in that: the source of recycled water that described heat source side heat exchanger uses comprises the water that circulates in the water in the common pall, the water that extracts or the ground lower coil pipe from well, lake or river; Also can be other cooling and warming working medium.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100256530A CN103075848A (en) | 2013-01-21 | 2013-01-21 | Cold and heat balancing system combining lithium bromide set and refrigeration house |
| PCT/CN2014/070631 WO2014111011A1 (en) | 2013-01-21 | 2014-01-15 | Cold and heat balance system combining lithium bromide unit and cold storage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100256530A CN103075848A (en) | 2013-01-21 | 2013-01-21 | Cold and heat balancing system combining lithium bromide set and refrigeration house |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103075848A true CN103075848A (en) | 2013-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100256530A Pending CN103075848A (en) | 2013-01-21 | 2013-01-21 | Cold and heat balancing system combining lithium bromide set and refrigeration house |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103075848A (en) |
| WO (1) | WO2014111011A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014111020A1 (en) * | 2013-01-21 | 2014-07-24 | 深圳市庄合智能产业科技有限公司 | Hot and cold balancer set |
| WO2014111011A1 (en) * | 2013-01-21 | 2014-07-24 | 深圳市庄合智能产业科技有限公司 | Cold and heat balance system combining lithium bromide unit and cold storage |
| WO2014111014A1 (en) * | 2013-01-21 | 2014-07-24 | 深圳市庄合智能产业科技有限公司 | External cold and heat balance system combining lithium bromide unit and cold storage |
| WO2014111017A1 (en) * | 2013-01-21 | 2014-07-24 | 深圳市庄合智能产业科技有限公司 | External cold and heat balance unit |
| CN107304974A (en) * | 2016-04-25 | 2017-10-31 | 江苏德邦工程有限公司 | Cold energy of liquefied natural gas recovery system and method |
| CN112303948A (en) * | 2020-09-29 | 2021-02-02 | 青岛海尔空调电子有限公司 | Multistage heat exchange system |
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| CN103090591A (en) * | 2013-01-21 | 2013-05-08 | 深圳市庄合地能产业科技有限公司 | Cold and hot internal balance system for combined use of lithium bromide unit and refrigeration storage |
| CN103090592A (en) * | 2013-01-21 | 2013-05-08 | 深圳市庄合地能产业科技有限公司 | Cold and hot external balancer set |
| CN103090587A (en) * | 2013-01-21 | 2013-05-08 | 深圳市庄合地能产业科技有限公司 | Cold and hot external balance system for combined use of lithium bromide unit and refrigeration storage |
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2013
- 2013-01-21 CN CN2013100256530A patent/CN103075848A/en active Pending
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2014
- 2014-01-15 WO PCT/CN2014/070631 patent/WO2014111011A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2767943Y (en) * | 2005-01-27 | 2006-03-29 | 葛晓松 | Cold/heat source generating device |
| CN101608844A (en) * | 2009-07-03 | 2009-12-23 | 苏州大学 | A kind of all-in-one machine integrated with heat and cold sources |
| CN101738036A (en) * | 2009-12-28 | 2010-06-16 | 哈尔滨工业大学 | Water chilling unit with self freeze-proofing function |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014111020A1 (en) * | 2013-01-21 | 2014-07-24 | 深圳市庄合智能产业科技有限公司 | Hot and cold balancer set |
| WO2014111011A1 (en) * | 2013-01-21 | 2014-07-24 | 深圳市庄合智能产业科技有限公司 | Cold and heat balance system combining lithium bromide unit and cold storage |
| WO2014111014A1 (en) * | 2013-01-21 | 2014-07-24 | 深圳市庄合智能产业科技有限公司 | External cold and heat balance system combining lithium bromide unit and cold storage |
| WO2014111017A1 (en) * | 2013-01-21 | 2014-07-24 | 深圳市庄合智能产业科技有限公司 | External cold and heat balance unit |
| CN107304974A (en) * | 2016-04-25 | 2017-10-31 | 江苏德邦工程有限公司 | Cold energy of liquefied natural gas recovery system and method |
| CN112303948A (en) * | 2020-09-29 | 2021-02-02 | 青岛海尔空调电子有限公司 | Multistage heat exchange system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014111011A1 (en) | 2014-07-24 |
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Application publication date: 20130501 |