CN204141884U - Utilize the process unit chilled water system of interstage cooler cooling water heat - Google Patents
Utilize the process unit chilled water system of interstage cooler cooling water heat Download PDFInfo
- Publication number
- CN204141884U CN204141884U CN201420547889.0U CN201420547889U CN204141884U CN 204141884 U CN204141884 U CN 204141884U CN 201420547889 U CN201420547889 U CN 201420547889U CN 204141884 U CN204141884 U CN 204141884U
- Authority
- CN
- China
- Prior art keywords
- cooling water
- bobbin carriage
- hot water
- interstage cooler
- unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/27—Relating to heating, ventilation or air conditioning [HVAC] technologies
- Y02A30/274—Relating to heating, ventilation or air conditioning [HVAC] technologies using waste energy, e.g. from internal combustion engine
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/62—Absorption based systems
- Y02B30/625—Absorption based systems combined with heat or power generation [CHP], e.g. trigeneration
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
Abstract
The utility model relates to a kind of process unit chilled water system utilizing interstage cooler cooling water heat, comprise compressor (1), interstage cooler (2) and cooling tower (3), it is characterized in that: described system has additional hot water type lithium bromide absorption cooling water unit (5) and process unit cooling water system (4), described interstage cooler (2) has additional the second bobbin carriage import (2-6) and the second bobbin carriage outlet (2-7), this the second bobbin carriage import (2-6) and the second bobbin carriage export (2-7) and are connected with hot water inlet with the hot water outlet of hot water type lithium bromide absorption cooling water unit (5) respectively, go out chilled water access process unit chilled water system (4) of hot water type lithium bromide absorption cooling water unit (5), the chilled water going out process unit chilled water system (4) takes back hot water type lithium bromide absorption cooling water unit (5) again.During the utility model utilizes enterprise to produce, spent hot water's resource is as drive energy, thus improves the utilization rate of the energy.
Description
Technical field
The utility model relates to the waste heat in a kind of air separation unit in interstage cooler cooling water, the utilization in process unit chilled water system.Belong to heat transmission equipment (UTILIZATION OF VESIDUAL HEAT IN) technical field.
Background technology
In air separation process, first should carry out multi-stage compression to air and improve pressure, for improving the efficiency of compressor in air compressing process, at the compressor interstage cooler that is provided with at different levels to the gas cooling in compression process, to reach the object of raising the efficiency.
Interstage cooler cooling water recirculation system in the past, as shown in Figure 1, high temperature, the gases at high pressure of being discharged by stage compressor 1 one stage of compression, enter in the housing of interstage cooler 2 by the gas feed 2-2 of interstage cooler, heat exchange is carried out with the cooling water in the heat exchanger tube 2-1 in described housing, gas enters into split-compressor 1-2 by the gas vent 2-3 of interstage cooler 2 after being cooled and lowering the temperature and carries out two-stage compression, continues compression by that analogy, until obtain the gases at high pressure needed.Cooling water for interstage cooler cooling down high-temperature, gases at high pressure comes from cooling tower 3, cooling water is by the first bobbin carriage import 2-4 of interstage cooler, be evenly distributed in described heat exchanger tube 2-1 and carry out heat exchange with the gas outside heat exchanger tube, cooling water temperature is enhanced and takes away the heat of gas, again through the first bobbin carriage outlet 2-5 of interstage cooler, get back to cooling tower 3 and air heat exchange, cooling water is cooled and recycles.
The above-mentioned heat by the cooling water heated does not make full use of, but directly enters air by cooling tower 3 heat.The energy is rare and non-renewable becomes the fact that can not strive already, energy-conservationly receives general concern.Just mean improve effects because energy-conservation to enterprise, how to reduce costs and reach profit maximization, the utilization how improving waste heat has great significance to industry energy conservation.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency, provides a kind of process unit chilled water system, utilizes the partial heat in compressor inter-stage cooler recirculated cooling water, reach the object of UTILIZATION OF VESIDUAL HEAT IN, energy efficiency.
The purpose of this utility model is achieved in that a kind of process unit chilled water system utilizing interstage cooler cooling water heat, comprise compressor, interstage cooler and cooling tower, described compressor comprises stage compressor, split-compressor ... N stage compressor, described interstage cooler comprises heat exchanger tube, gas feed, gas vent, first bobbin carriage import and the outlet of the first bobbin carriage, the high temperature that stage compressor is discharged, gases at high pressure, the gas feed of access interstage cooler, gas vent access split-compressor by interstage cooler after gas is cooled and lowers the temperature carries out two-stage compression, continue compression by that analogy, it is characterized in that: described system has additional hot water type lithium bromide absorption cooling water unit and process unit cooling water system, described interstage cooler has additional the second bobbin carriage import and the outlet of the second bobbin carriage, this the second bobbin carriage import is connected with hot water inlet with the hot water outlet of hot water type lithium bromide absorption cooling water unit respectively with the second bobbin carriage outlet, go out the chilled water access process unit chilled water system of hot water type lithium bromide absorption cooling water unit, the chilled water going out process unit chilled water system takes back hot water type lithium bromide absorption cooling water unit again, the cooling water going out cooling tower is divided into two-way: the first bobbin carriage import of a road access interstage cooler, the cooling water inlet of another road access hot water type lithium bromide absorption cooling water unit, the cooling water that the first bobbin carriage exports out and hot water type lithium bromide absorption cooling water unit cooling water out converge rear access cooling tower.
The utility model by having additional the second bobbin carriage import and the outlet of the second bobbin carriage on described interstage cooler, and the hot water after a part of temperature of interstage cooler being raised is derived from the second bobbin carriage outlet and sent into hot water type lithium bromide absorption cooling water unit by pipeline.Hot water type lithium bromide absorption cooling water unit produces chilled water using this heat as drive energy; Chilled water is transported to process unit chilled water system, provides low-temperature receiver for needing the device of cooling water.Improve the utilization rate of the energy thus.Hot water, by after hot water type lithium bromide absorption cooling water unit heat absorption cooling, gets back to the second bobbin carriage import by pipeline, and is uniformly distributed to enter in heat exchanger tube and continues cooling-air as low-temperature receiver.
The beneficial effects of the utility model are:
Structure of the present utility model not only has all advantages of interstage cooler cooling water recirculation system in the past, also utilizes residual heat resources in interstage cooler cooling water as drive energy simultaneously, thus improves the utilization rate of the energy, helps enterprise to reduce energy cost.
Accompanying drawing explanation
Fig. 1 is interstage cooler cooling water recirculation system schematic diagram in the past.
Fig. 2 is the process unit chilled water system figure that the utility model utilizes interstage cooler cooling water heat.
Reference numeral in figure:
Compressor 1, stage compressor 1-1, split-compressor 1-2;
Interstage cooler 2, heat exchanger tube 2-1, gas feed 2-2, gas vent 2-3, the first bobbin carriage import 2-4, the first bobbin carriage outlet 2-5, the second bobbin carriage import 2-6, the second bobbin carriage outlet 2-7;
Cooling tower 3
Process unit chilled water system 4
Hot water type lithium bromide absorption cooling water unit 5.
Detailed description of the invention
The utility model as shown in Figure 2, for a kind of process unit chilled water system utilizing interstage cooler cooling water heat, comprise compressor 1, interstage cooler 2, cooling tower 3, process unit cooling water system 4 and hot water type lithium bromide absorption cooling water unit 5, described compressor 1 comprises stage compressor 1-1, split-compressor 1-2 ... N stage compressor 1-n; Described interstage cooler 2 comprises heat exchanger tube 2-1, gas feed 2-2, gas vent 2-3, the first bobbin carriage import 2-4 and the first bobbin carriage outlet 2-5, described interstage cooler 2 has additional the second bobbin carriage import 2-6 and the second bobbin carriage outlet 2-7, this second bobbin carriage import 2-6 with second bobbin carriage outlet 2-7 be connected with hot water inlet with the hot water outlet of hot water type lithium bromide absorption cooling water unit 5 respectively.Go out cooling tower 3 cooling water and be divided into two-way: the first bobbin carriage import 2-4 of a road access interstage cooler 2, the cooling water inlet of another road access hot water type lithium bromide absorption cooling water unit 5, the first bobbin carriage outlet 2-5 cooling water out and hot water type lithium bromide absorption cooling water unit 5 cooling water out converge rear access cooling tower 3; Go out the chilled water access process unit chilled water system 4 of hot water type lithium bromide absorption cooling water unit 5, the chilled water going out process unit chilled water system 4 takes back hot water type lithium bromide absorption cooling water unit 5 again.
High temperature, gases at high pressure that described stage compressor 1-1 discharges, enter in the housing of interstage cooler 2 by the gas feed 2-2 of interstage cooler 2, heat exchange is carried out with the cooling water in the heat exchanger tube 2-1 in described housing, gas enters into split-compressor 1-2 by the gas vent 2-3 of interstage cooler 2 after being cooled and lowering the temperature and carries out two-stage compression, continue compression by that analogy, until obtain the gases at high pressure needed.A part of cooling water for interstage cooler cooling down high-temperature, gases at high pressure comes from cooling tower 3, cooling water is by the first bobbin carriage import 2-4 of interstage cooler 2, be evenly distributed in described heat exchanger tube 2-1 and carry out heat exchange with the gas outside heat exchanger tube, cooling water temperature is enhanced and takes away the heat of gas, again through the first bobbin carriage outlet 2-5 of interstage cooler, get back to cooling tower 3 to cool, cooling water circulation utilizes.For interstage cooler cooling down high-temperature, the cooling water of another part of gases at high pressure comes from hot water type lithium bromide absorption cooling water unit 5, being uniformly distributed by the second bobbin carriage import 2-6 of interstage cooler 2 enters in described heat exchanger tube 2-1, heat exchange is carried out with pipe outer air, cooling water temperature is enhanced and takes away the heat of gas, export 2-7 by the second bobbin carriage and enter hot water type lithium bromide absorption cooling water unit 5 by pipeline, drive hot water type lithium bromide absorption cooling water unit and produce chilled water, chilled water is transported to process unit chilled water system 4, low-temperature receiver is provided for needing the device of cooling water.
Claims (1)
1. one kind utilizes the process unit chilled water system of interstage cooler cooling water heat, comprise compressor (1), interstage cooler (2) and cooling tower (3), described compressor (1) comprises stage compressor (1-1), split-compressor (1-2) ... N stage compressor (1-n), described interstage cooler (2) comprises heat exchanger tube (2-1), gas feed (2-2), gas vent (2-3), first bobbin carriage import (2-4) and the first bobbin carriage outlet (2-5), the high temperature that stage compressor (1-1) is discharged, gases at high pressure, the gas feed (2-2) of access interstage cooler (2), access split-compressor (1-2) by the gas vent (2-3) of interstage cooler (2) after the cooled cooling of gas and carry out two-stage compression, continue compression by that analogy, it is characterized in that: described system has additional hot water type lithium bromide absorption cooling water unit (5) and process unit cooling water system (4), described interstage cooler (2) has additional the second bobbin carriage import (2-6) and the second bobbin carriage outlet (2-7), this the second bobbin carriage import (2-6) and the second bobbin carriage export (2-7) and are connected with hot water inlet with the hot water outlet of hot water type lithium bromide absorption cooling water unit (5) respectively, go out chilled water access process unit chilled water system (4) of hot water type lithium bromide absorption cooling water unit (5), the chilled water going out process unit chilled water system (4) takes back hot water type lithium bromide absorption cooling water unit (5) again, the cooling water going out cooling tower (3) is divided into two-way: the first bobbin carriage import (2-4) on road access interstage cooler (2), the cooling water inlet on another road access hot water type lithium bromide absorption cooling water unit (5), the first bobbin carriage outlet (2-5) cooling water out and hot water type lithium bromide absorption cooling water unit (5) cooling water out converge rear access cooling tower (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420547889.0U CN204141884U (en) | 2014-09-23 | 2014-09-23 | Utilize the process unit chilled water system of interstage cooler cooling water heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420547889.0U CN204141884U (en) | 2014-09-23 | 2014-09-23 | Utilize the process unit chilled water system of interstage cooler cooling water heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204141884U true CN204141884U (en) | 2015-02-04 |
Family
ID=52418565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420547889.0U Active CN204141884U (en) | 2014-09-23 | 2014-09-23 | Utilize the process unit chilled water system of interstage cooler cooling water heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204141884U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775771A (en) * | 2018-06-23 | 2018-11-09 | 浙江智海化工设备工程有限公司 | It is exhaust heat stepped between a kind of compressor stage to utilize system and method |
-
2014
- 2014-09-23 CN CN201420547889.0U patent/CN204141884U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775771A (en) * | 2018-06-23 | 2018-11-09 | 浙江智海化工设备工程有限公司 | It is exhaust heat stepped between a kind of compressor stage to utilize system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203464537U (en) | Heat pump photovoltaic system | |
| CN203190489U (en) | Efficient lithium bromide absorption heat pump heat exchanger unit | |
| CN204140327U (en) | Utilize the compressor charge air-cooling system of interstage cooler cooling water heat | |
| CN103452815A (en) | Device and method for improving operating efficiency of air compressor by utilizing air pressure waste heat | |
| CN113809355B (en) | Fuel cell circulating water cooling system using expander outlet cold air | |
| CN203516008U (en) | Dual-recovery system for oil and gas heat | |
| CN103175247A (en) | Heating method of absorption type heat pump and multilevel series-connected absorption type heat pump heating system | |
| CN204141884U (en) | Utilize the process unit chilled water system of interstage cooler cooling water heat | |
| CN103302826A (en) | Cooling method of circulating water for injection mold | |
| CN101693868B (en) | Energy-saving air preprocessing method and device thereof | |
| CN204878012U (en) | Centrifugal compressor heat recovery refrigeration application system | |
| CN203704605U (en) | Furfural production waste heat collecting device | |
| CN203837330U (en) | CO2 heat pump heat exchange enthalpy increase device | |
| CN204063229U (en) | Utilize the remaining used heat of industry for the packaged type heat accumulation energy conserving system of heat energy | |
| CN203396202U (en) | Energy-saving nitrogen-cooled water pre-cooling system for air separation | |
| CN113809356B (en) | Fuel cell thermal management system | |
| CN204594028U (en) | The energy-conservation feeding mechanism of technique chilled water | |
| CN203980740U (en) | The energy saving water supply device of technique cold water | |
| CN203186578U (en) | Combined two-wheel type air refrigerating device | |
| CN203657506U (en) | Kiln waste heat utilization system | |
| CN104792092A (en) | Energy-saving supply device for technological chilled water | |
| CN203120911U (en) | Device for energy saving and temperature reducing of compressed air of aerobic microorganism fermenting system in production of monosodium glutamate | |
| CN204572091U (en) | Formaldehyde cogeneration unit | |
| CN205074190U (en) | Hot -blast waste gas recovery recycles device | |
| CN104763486B (en) | Formaldehyde method for power generation by waste heat and generator set thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |