CN2826307Y - Hot water direct combustion dual-purpose type lithium bromide absorption type water chilling, water chilling/heating unit - Google Patents
Hot water direct combustion dual-purpose type lithium bromide absorption type water chilling, water chilling/heating unit Download PDFInfo
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- CN2826307Y CN2826307Y CNU2005200750466U CN200520075046U CN2826307Y CN 2826307 Y CN2826307 Y CN 2826307Y CN U2005200750466 U CNU2005200750466 U CN U2005200750466U CN 200520075046 U CN200520075046 U CN 200520075046U CN 2826307 Y CN2826307 Y CN 2826307Y
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Abstract
The utility model relates to a hot water direct combustion dual-purpose lithium bromide absorption type water chilling and water chilling/heating machine set, which comprises a high pressure generator (5), an evaporator (23), an absorber (12), a low pressure generator (18), a condenser (22), a high-temperature heat exchanger (8), a low-temperature heat exchanger (9), a solution pump (24), a refrigerant pump (25) and pipelines and valves for connecting the high pressure generator (5), the evaporator (23), the absorber (12), the low pressure generator (18), the condenser (22), the high-temperature heat exchanger (8), the low-temperature heat exchanger (9), the solution pump (24) and the refrigerant pump (25). The utility model is characterized in that the high pressure generator (5) is in a direct burning type; the low pressure generator (18) is in a hot-water vapor composite type, a hot water heat exchange tube bundle (15) and a vapor heat exchange tube bundle (19) of the low pressure generator (18) in a hot-water vapor composite type are arranged in the same cavity; a diluted solution communication tube (1) is arranged between the low pressure generator (18) in a hot-water vapor composite type and the low-temperature heat exchanger (9). By setting the direct burning type high pressure generator and the composite type low pressure generator simultaneously, the utility model makes the machine set can use hot water or heat generated by directly burning fuels to drive operation simultaneously or respectively.
Description
Technical field:
The utility model relates to a kind of hot-water direct-fired dual-purpose type lithium bromide absorption cold water, hot and cold water unit.Belong to the lithium bromide absorbing type refrigeration equipment technical field.
Background technology:
The heat drive that is produced by direct combustion fuel was freezed or heat supply running, with direct-burning type lithium bromide absorption type hot and cold water unit that idle call cold (heat) water is provided as shown in Figure 4 in the past, was driven by hot water and carried out refrigerating operaton, with hot water single-effect type lithium bromide absorption cold water unit that idle call cold water is provided as shown in Figure 2.The direct combustion type unit is changeable to freeze, heat supply running, and the idle call hot water or cold water is provided; The hot-water type unit can only utilize hot water to drive refrigeration, and can directly send thermal source hot water into the air-conditioning system heat supply winter, or provides air conditioning hot after thermal source hot water sent into the heat exchanger heat exchange.Because these two kinds of lithium-bromide absorption-type refrigerating machines all can only utilize single driven by energy operation, for having heat source of hot water (as underground heat hot water, the spent hot water that various production technology links produce, solar water etc.), but it is bigger that hot water parameter (temperature and flow) changes, exist the hot water heat can not satisfy the place of the usefulness heat demand of air conditioner load correspondence during the cooling (heat supply), need dispose hot water type lithium bromide absorption cooling water unit and direct-burning type lithium bromide absorption type hot and cold water unit simultaneously, or dispose hot water type lithium bromide absorption cooling water unit and other coolings (heat supply) equipment simultaneously, when water-heating cooling amount or heating load can not satisfy the air-conditioning needs, start direct combustion machine or other coolings (heat supply) equipment, cold (heat) amount of replenishing is provided.This must cause, and number of devices increases, the machine room floor space increases, the water system pipeline connects complexity, increases equipment investment expense and computer room construction expense greatly.
Summary of the invention:
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of hot-water direct-fired dual-purpose type lithium bromide absorption cold water, hot and cold water unit that can utilize hot water or the directly heat drive operation of combustion fuel generation at the same time or separately is provided.
The purpose of this utility model is achieved in that a kind of hot-water direct-fired dual-purpose type lithium bromide absorption cold water, the hot and cold water unit, comprise high pressure generator, evaporimeter, absorber, low pressure generator, condenser, high-temperature heat exchanger, low temperature heat exchanger, solution pump, cryogenic fluid pump, and the pipeline of each parts of connection, valve, it is characterized in that: described high pressure generator adopts Direct Fired High Pressure Generator, low pressure generator adopts the compound low pressure generator of hot water and steam, and the hot water heat-exchanging tube bundle of the compound low pressure generator of hot water and steam and steam heat-exchanging tube bank are in same cavity; Be provided with the weak solution cross over pipe between compound low pressure generator of hot water and steam and the low temperature heat exchanger, on the weak solution cross over pipe electric control valve be housed; Magnetic valve or electric control valve are housed on feed tube occurred frequently.
The hot-water direct-fired dual-purpose type of the utility model lithium bromide absorption cold and hot water unit is equipped with the solution transfer valve on the pipeline between drain pipe occurred frequently and the absorber; The steam transfer valve is housed on the pipeline between refrigerant vapour pipe and the evaporimeter.
The utility model is by being provided with direct combustion high pressure generator and compound low pressure generator simultaneously, make unit can utilize hot water or the directly heat drive operation of combustion fuel generation at the same time or separately, for the air-conditioning demand place with heat source of hot water, especially spent hot water's thermal source or cheap heat source of hot water (as spent hot water, the solar water of underground heat hot water, the generation of various production technology link) etc. provides the driving lithium bromide absorption cold in a kind of dual intensity source (heat) water unit.
Description of drawings:
Fig. 1,2 is the hot-water direct-fired dual-purpose type of a utility model lithium bromide absorption cold and hot water unit schematic diagram.
Fig. 3 is the hot-water direct-fired dual-purpose type lithium bromide absorption cold water unit schematic diagram that is used for separate refrigeration.
Fig. 4 is the schematic diagram of direct-burning type lithium bromide absorption type hot and cold water unit in the past.
Fig. 5 is the schematic diagram of hot water single-effect type lithium bromide absorption cold water unit in the past
The specific embodiment:
The utility model is unit as shown in Figure 1, and this unit is by Direct Fired High Pressure Generator 5, evaporimeter 23, absorber 12, the compound low pressure generator 18 of hot water and steam, condenser 22, high-temperature heat exchanger 8, low temperature heat exchanger 9, solution pump 24, cryogenic fluid pump 25, hot water inlet pipe 16, hot water outlet pipe 17, control system (not shown) and connects the hot-water direct-fired dual-purpose type lithium bromide absorption cold and hot water unit that pipeline, valve constituted of each parts.The hot water heat-exchanging tube bundle 15 of the compound low pressure generator 18 of hot water and steam and steam heat-exchanging tube bank 19 be (its architectural feature is within the ZL2003201108947 Patent right requirement that our company obtains) in same cavity.Be provided with weak solution cross over pipe 1 between compound low pressure generator 18 of hot water and steam and the low temperature heat exchanger 9, electric control valve 10 is housed on the weak solution cross over pipe 1; Magnetic valve 6 (also available electric control valve) is housed on feed tube 26 occurred frequently; On the pipeline between drain pipe 2 occurred frequently and the absorber 12, solution transfer valve 11 is housed; On the pipeline between refrigerant vapour pipe 14 and the evaporimeter 23, steam transfer valve 13 is housed.
When unit utilizes the heat refrigerating operaton of hot water and combustion fuel generation simultaneously, solution transfer valve 11 and steam transfer valve 13 are closed, magnetic valve 6 on the feed tube occurred frequently and the solenoid valve on the weak solution cross over pipe 1 10 are opened, the weak solution of being exported from absorber 12 by solution pump 24 is divided into two-way after the low temperature heat exchanger heat exchange heats up, the one tunnel enters direct combustion high pressure generator 5 after high-temperature heat exchanger 8 further heat exchange heat up; Another road enters compound low pressure generator 18 and is evenly distributed on the hot water heat-exchanging tube bundle 15 through weak solution cross over pipe 1, be condensed into concentrated solution by hot water heating from external device (ED) (or system), electric control valve 10 on the weak solution cross over pipe 1 carries out aperture adjusting (the weak solution amount and the hot water heating load that spray on the hot water heat-exchanging tube bundle are complementary, and make hot water entrance's temperature satisfy the service requirement of outside hot water water supply installation or system and unit itself) by the control system of unit automatically according to hot water heat and hot water entrance's temperature limited condition.The heat heating that enters the burned device 7 combustion fuels generation of weak solution in the direct combustion high pressure generator 5 is condensed into intermediate solution, intermediate solution is after drain pipe occurred frequently enters high-temperature heat exchanger 8 heat exchange cooling, be evenly distributed on through intermediate solution liquid distributor 20 in the steam heat-exchanging tube bank 19 of compound low pressure generator 18, the further heating of refrigerant vapour (from high pressure generator) is condensed into concentrated solution in being managed.The concentrated solution that flows out from compound low pressure generator 18 enters absorber 12 through absorber feed tube 4 after a low drain pipe 3 enters low temperature heat exchanger 9 heat exchange cooling, make the solution flow process of unit become the connection in series-parallel flow process.Condense into water as refrigerant after the outer solution heat release of refrigerant vapour heating tube in the steam heat-exchanging tube bank 19, enter condenser 22 through water as refrigerant outlet 21; The outer solution of the pipe of hot water heat-exchanging tube bundle 15 and steam heat-exchanging tube bundle 19 is heated the steam that is produced and enters condenser, be condensed into water as refrigerant, this water as refrigerant with together enter evaporimeter 23 from the water as refrigerant occurred frequently of water as refrigerant outlet 21, being sprayed evaporator tube enters sweat cooling outward, thereby realizes utilizing simultaneously the heat of hot water and directly combustion fuel generation to come the drive train refrigerating operaton.
When unit utilized hot water heat refrigerating operaton separately, the magnetic valve 6 on solution transfer valve 11, steam transfer valve 13 and the feed tube occurred frequently cut out, electric control valve 10 standard-sized sheets on the weak solution cross over pipe, burner stall.
When unit utilized the heat refrigerating operaton of fuel combustion generation separately, the electric control valve 10 on solution transfer valve 11, steam transfer valve 13 and the weak solution cross over pipe cut out, and the magnetic valve on the feed tube occurred frequently is opened.
During the unit heat supply running, magnetic valve 6 on solution transfer valve 11, steam transfer valve 13 and the feed tube occurred frequently is opened, electric control valve 10 on the weak solution cross over pipe cuts out, no hot water circulation (external heat source hot water is directly sent into the air-conditioning system heat supply, or provides air conditioning hot after sending into the heat exchanger heat exchange) in the hot water heat-exchanging tube bundle of compound low pressure generator.
The fuel combustion amount of burner is regulated control by the control system of unit automatically according to the required heat that adds of air conditioner load, when thermal source hot water is spent hot water or cheap hot water, unit makes full use of the heat energy of spent hot water or cheap hot water, have only when water-heating cooling amount (heating load) can not satisfy the air-conditioning demand, just start burner and carry out supplementary heating.
The cooling water flow path of unit can be a flow process in parallel, as shown in Figure 1.Also can be serial flow, as shown in Figure 2.
The hot water inlet temperature of above-mentioned hot-water direct-fired dual-purpose type lithium bromide absorption cold (heat) water unit is suitable 〉=and 90 ℃.
Fig. 4 is the schematic diagram of direct-burning type lithium bromide absorption type hot and cold water unit in the past.Direct Fired High Pressure Generator 5, evaporimeter 23, absorber 12, low pressure generator 27, condenser 22, high-temperature heat exchanger 8, low temperature heat exchanger 9, solution pump 24, cryogenic fluid pump 25.
Fig. 5 is the schematic diagram of hot water single-effect type lithium bromide absorption cold water unit in the past.Heat exchanger 28, evaporimeter 23, absorber 12, hot water generator 28, condenser 22, heat exchanger 29, solution pump 24, cryogenic fluid pump 25 among the figure.
Claims (5)
1, a kind of hot-water direct-fired dual-purpose type lithium bromide absorption cold water, the hot and cold water unit, comprise high pressure generator (5), evaporimeter (23), absorber (12), low pressure generator (18), condenser (22), high-temperature heat exchanger (8), low temperature heat exchanger (9), solution pump (24), cryogenic fluid pump (25), and the pipeline of each parts of connection, valve, it is characterized in that: described high pressure generator (5) adopts Direct Fired High Pressure Generator, low pressure generator (18) adopts the compound low pressure generator of hot water and steam, and the hot water heat-exchanging tube bundle (15) of the compound low pressure generator of hot water and steam (18) and steam heat-exchanging tube bank (19) are in same cavity; Be provided with weak solution cross over pipe (1) between compound low pressure generator of hot water and steam (18) and the low temperature heat exchanger (9).
2, a kind of hot-water direct-fired dual-purpose type lithium bromide absorption cold water according to claim 1, hot and cold water unit is characterized in that: electric control valve (10) is housed on the described weak solution cross over pipe (1).
3, a kind of hot-water direct-fired dual-purpose type lithium bromide absorption cold water according to claim 1 and 2, hot and cold water unit is characterized in that: magnetic valve or electric control valve (6) are housed on the described feed tube occurred frequently (26).
4, a kind of hot-water direct-fired dual-purpose type lithium bromide absorption cold water according to claim 1 and 2, hot and cold water unit is characterized in that: on the pipeline between drain pipe occurred frequently (2) and the absorber (12) solution transfer valve (11) is housed; On the pipeline between refrigerant vapour pipe (14) and the evaporimeter (23), steam transfer valve (13) is housed.
5, a kind of hot-water direct-fired dual-purpose type lithium bromide absorption cold water according to claim 3, hot and cold water unit is characterized in that: on the pipeline between drain pipe occurred frequently (2) and the absorber (12) solution transfer valve (11) is housed; On the pipeline between refrigerant vapour pipe (14) and the evaporimeter (23), steam transfer valve (13) is housed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200750466U CN2826307Y (en) | 2005-08-29 | 2005-08-29 | Hot water direct combustion dual-purpose type lithium bromide absorption type water chilling, water chilling/heating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005200750466U CN2826307Y (en) | 2005-08-29 | 2005-08-29 | Hot water direct combustion dual-purpose type lithium bromide absorption type water chilling, water chilling/heating unit |
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| Publication Number | Publication Date |
|---|---|
| CN2826307Y true CN2826307Y (en) | 2006-10-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2005200750466U Expired - Fee Related CN2826307Y (en) | 2005-08-29 | 2005-08-29 | Hot water direct combustion dual-purpose type lithium bromide absorption type water chilling, water chilling/heating unit |
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| CN (1) | CN2826307Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697137A (en) * | 2016-01-22 | 2016-06-22 | 北京建工建筑设计研究院 | Building complex combined energy system and method thereof |
| CN110173928A (en) * | 2019-06-24 | 2019-08-27 | 双良节能系统股份有限公司 | Direct-burning type lithium bromide absorption type heat pump unit with dual-effect refrigeration function |
| CN110307666A (en) * | 2019-07-09 | 2019-10-08 | 双良节能系统股份有限公司 | Direct-fired lithium bromide absorption type cold water, heat pump Double-working-condition unit |
| CN110307666B (en) * | 2019-07-09 | 2024-04-30 | 双良节能系统股份有限公司 | Direct-fired lithium bromide absorption type cold water and heat pump double-working-condition unit |
-
2005
- 2005-08-29 CN CNU2005200750466U patent/CN2826307Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105697137A (en) * | 2016-01-22 | 2016-06-22 | 北京建工建筑设计研究院 | Building complex combined energy system and method thereof |
| CN105697137B (en) * | 2016-01-22 | 2018-12-04 | 北京建工建筑设计研究院 | Bombyx Botryticatus combines energy resource system and its method |
| CN110173928A (en) * | 2019-06-24 | 2019-08-27 | 双良节能系统股份有限公司 | Direct-burning type lithium bromide absorption type heat pump unit with dual-effect refrigeration function |
| CN110173928B (en) * | 2019-06-24 | 2024-03-19 | 双良节能系统股份有限公司 | Direct-fired lithium bromide absorption heat pump unit with double-effect refrigeration function |
| CN110307666A (en) * | 2019-07-09 | 2019-10-08 | 双良节能系统股份有限公司 | Direct-fired lithium bromide absorption type cold water, heat pump Double-working-condition unit |
| CN110307666B (en) * | 2019-07-09 | 2024-04-30 | 双良节能系统股份有限公司 | Direct-fired lithium bromide absorption type cold water and heat pump double-working-condition unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHUANGLIANG ECO-ENERGEY SYSTEMS CO.,LTD. Free format text: FORMER OWNER: SHUANGLIANG AIR CONDITIONING EQUIPMENT CO LTD, JIANGSU Effective date: 20100913 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20100913 Address after: 214444 Li Gang Town, Jiangsu City, Jiangyin Province Patentee after: Shuangliang Energy Saving System Co., Ltd. Address before: 214444 Li Gang Town, Jiangsu City, Jiangyin Province Patentee before: Shuangliang Air Conditioning Equipment Co., Ltd., Jiangsu |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061011 Termination date: 20130829 |