CN208187141U - Water at low temperature preparation system suitable for coke oven gas purification system - Google Patents
Water at low temperature preparation system suitable for coke oven gas purification system Download PDFInfo
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- CN208187141U CN208187141U CN201820756290.6U CN201820756290U CN208187141U CN 208187141 U CN208187141 U CN 208187141U CN 201820756290 U CN201820756290 U CN 201820756290U CN 208187141 U CN208187141 U CN 208187141U
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- water
- refrigeration machine
- low temperature
- steam
- coke oven
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- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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Abstract
The utility model discloses a kind of water at low temperature preparation systems suitable for coke oven gas purification system, the primary cooler heated and for the recirculated water after heating to be provided to the hot-water supply device of the refrigeration machine and is used to receive the recirculated water of refrigeration machine discharge and heats using the waste heat of coal oven dithio-gas to internal recirculated water is carried out to internal recirculated water including refrigeration machine, using the waste heat of steam exhaust, primary cooler is connect with hot-water supply device.The utility model is suitable for the water at low temperature preparation system of coke oven gas purification system, and by the waste heat hot water preparing using steam exhaust and coal oven dithio-gas, using the heat source as refrigeration machine, energy conservation and environmental protection reduces the waste of the energy.
Description
Technical field
The utility model belongs to coke oven gas purification technical field, specifically, the utility model relates to one kind to be suitable for coke
The water at low temperature preparation system of producer gas purification system.
Background technique
The gas purification subsidiary factory of coking of coal company is responsible for the production unit of cooling purification coal oven dithio-gas, because purifying work
Skill requirement needs to produce the water at low temperature 3000m that temperature is 16 DEG C using refrigeration machine3/ h, the temperature difference are 7 DEG C.
Prepare water at low temperature when, need to use 6 steam type refrigeration machines, using after pressure and temperature reducing and pressure be 0.5MPa saturation
Steam is 4-5t/h as heat source, the steam consumption quantity of every refrigeration machine.But a large amount of low-grade saturation is steamed in production system
Vapour can not be used as heat source, and raw coke oven gas heat can not recycle, and cause energy waste.In addition steam type refrigerator operation
Bad environments, high failure rate influence the normal production of subsequent purification system.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model mentions
For a kind of water at low temperature preparation system suitable for coke oven gas purification system, it is therefore an objective to reduce the waste of the energy.
To achieve the goals above, the technical solution that the utility model is taken are as follows: suitable for the low of coke oven gas purification system
Warm water preparation system heat and for following after heating to internal recirculated water including refrigeration machine, using the waste heat of steam exhaust
Ring water is provided to the hot-water supply device of the refrigeration machine and the recirculated water for receiving refrigeration machine discharge and utilizes coke oven famine coal
The primary cooler that the waste heat of gas heats internal recirculated water, primary cooler are connect with hot-water supply device.
The refrigeration machine is arranged two.
The hot-water supply device includes pond and the steam-water injection that is set in pond, steam-water injection
Steam exhaust import connect with stem-driven turboblower.
The steam-water injection is immersion steam heater.
The flow for the steam exhaust that the stem-driven turboblower is conveyed into the steam-water injection is 11~13t/h, steam exhaust
Pressure is 1.0-1.5MPa.
The primary cooler is the horizontal water-tube primary cooler of three sections of heat exchange, and the water inlet of primary cooler is connect with the refrigeration machine, just
The water outlet of cooler is connect with the hot-water supply device.
The utility model is suitable for the water at low temperature preparation system of coke oven gas purification system, by utilizing steam exhaust and coke oven famine coal
The waste heat hot water preparing of gas, using the heat source as refrigeration machine, energy conservation and environmental protection reduces the waste of the energy.
Detailed description of the invention
This specification includes the following drawings, and shown content is respectively:
Fig. 1 is the structural schematic diagram for the water at low temperature preparation system that the utility model is suitable for coke oven gas purification system；
In the figure, it is marked as 1, primary cooler；2, refrigeration machine；3, pond；4, water pipe is supplemented；5, steam-water injection；6, lead to
Tracheae.
Specific embodiment
Below against attached drawing, by the description of the embodiment, making to specific embodiment of the present utility model further detailed
Thin explanation, it is therefore an objective to help those skilled in the art to have the utility model design of the utility model, technical solution completeer
Whole, accurate and deep understanding, and facilitate its implementation.
As shown in Figure 1, the utility model provides a kind of water at low temperature preparation system suitable for coke oven gas purification system, packet
It includes refrigeration machine 2, internal recirculated water heat and for the recirculated water after heating to be provided to refrigeration using the waste heat of steam exhaust
The hot-water supply device of machine 2 and for receive refrigeration machine 2 discharge recirculated water and inside is followed using the waste heat of coal oven dithio-gas
The primary cooler 1 that ring water is heated, primary cooler 1 are connect with hot-water supply device.
Specifically, as shown in Figure 1, refrigeration machine 2 is to employ hot water as heat source (water at low temperature refers to temperature to prepare water at low temperature
Degree is 16 DEG C of water) equipment, the water at low temperature being discharged in refrigeration machine 2 flows into coke oven gas purification system, and refrigeration machine 2 is preferably
Warm water type refrigeration machine, can save steam expense, reduce cost, and failure rate is low, will not influence coke oven gas purification system
Normal production.Hot-water supply device provides the recirculated water after heating to refrigeration machine 2, and the recirculated water after heating is as refrigeration machine 2
Heat source, as well known in the skilled person, details are not described herein for the structure of refrigeration machine 2.When coke oven production, from
The temperature for the coal oven dithio-gas that coke furnace carbonization chamber comes out is higher, and coal oven dithio-gas need to enter primary cooler 1 and cool down, primary cooler 1
Cooled down using recirculated water, therefore, the waste heat that primary cooler 1 can use coal oven dithio-gas carries out the recirculated water inside flowing into
It heats for the first time, carries out second in the recirculated water inflow hot-water supply device after heating for the first time and heat, add when second
After the water temperature of recirculated water after heat reaches 75 DEG C, the recirculated water after heating for the second time is flowed into refrigeration machine 2, as refrigeration machine 2
Heat source, the recirculated water in last refrigeration machine 2 flows into primary cooler 1 again, realizes the recycling of recirculated water.
Preferably, the water inlet of refrigeration machine 2 is supplied by water pipe and hot water as shown in Figure 1, refrigeration machine 2 is arranged two
The water outlet of device is answered to connect, the water outlet of refrigeration machine 2 is connect by water pipe with the water inlet of primary cooler 1, the water outlet of primary cooler 1
Mouth is connected by the water inlet of water pipe and hot-water supply device, realizes the recycling of recirculated water.
As shown in Figure 1, hot-water supply device includes pond 3, water pump and the steam-water injection 5 being set in pond 3,
The steam exhaust import of steam-water injection 5 is connect with stem-driven turboblower.Pond 3 has a water inlet and a water outlet, water
The water inlet in pond 3 is connect by water pipe with the water outlet of primary cooler 1, and the water outlet in pond 3 passes through the water inlet of water pipe and water pump
The water outlet of connection, water pump is connect by water pipe with the water inlet of refrigeration machine 2, and water pump is used to convey the recirculated water in pond 3
Into refrigeration machine 2.Pond 3 has the heating cavity for storing recirculated water, and steam-water injection 5 is set to adding for pond 3
In hot cavity, steam-water injection 5 is surrounded by recirculated water, and steam-water injection 5 receives extraneous steam exhaust, and steam-water mixing adds
Hot device 5 imports steam exhaust in recirculated water, and the recirculated water in heating cavity absorbs the heat of steam exhaust, realizes heating.It is mixed using carbonated drink
Heater 5 is closed, heat recovery rate, energy conservation and environmental protection can be reinforced.
Preferably, steam-water injection 5 is immersion steam heater, the use of immersion steam heater is imitated
Fruit is more preferably, high-efficient, so that recirculated water quick heating.Stem-driven turboblower is for conveying steam exhaust, steamer into steam-water injection 5
The steam exhaust outlet of air blower is connect with the steam exhaust import of steam-water injection 5, and stem-driven turboblower is into steam-water injection 5
The flow of the steam exhaust of conveying is 11~13t/h, and steam exhaust pressure is 1.0-1.5MPa, so that the recirculated water in pond 3 can be quick
Heating, improves the preparation efficiency of water at low temperature.
As shown in Figure 1, pond 3 is equipped with the supplement water pipe 4 for supplementing condensed water into heating cavity, water pipe 4 is supplemented
It is connect with extraneous water source, it is ensured that the water of recirculated water is sufficient.The top in pond 3 is arranged in the water inlet in pond 3, pond 3
The bottom in pond 3 is arranged in water outlet, and the top in pond 3 is additionally provided with a blow vent, a snorkel 6 is arranged at blow vent,
Snorkel 6 is connected to the heating cavity in pond 3 with ambient atmosphere.
As shown in Figure 1, preferably, the water outlet of water pump is connect by the first water pipe with the water inlet of refrigeration machine 2, water
The water outlet of pump also passes through the second water pipe and connect with the water inlet of primary cooler 1, and the first water pipe and the second water pipe are to be set side by side, the
One water pipe is equipped with the valve for controlling water flow on-off, and the second water pipe is equipped with the valve for controlling water flow on-off, in water
When the temperature of recirculated water in pond 3 is not up to setting value, the valve on the first water pipe is closed, the valve on the second water pipe is beaten
It opens, the recirculated water in pond 3 is delivered in primary cooler 1 and heats by water pump, and the recirculated water after primary cooler 1 is heated flows back again
It is heated again into pond 3, cycle water energy can in this way reached and is rapidly heated, reaches desired temperature as early as possible, facilitates
Improve the preparation efficiency of water at low temperature.
As shown in Figure 1, preferably, water pump is arranged two, the water inlets of two water pumps is gone out by water pipe and pond 3
The water outlet of mouth of a river connection, two water pumps is connect by water pipe with the water inlet of refrigeration machine 2.One of them can be opened when work
Water pump, another water pump avoids mechanical water pump, electric fault bring safety issue as backup, and then improves system
Safety, redundancy.
Preferably, primary cooler 1 is the horizontal water-tube primary cooler of three sections of heat exchange, water inlet and the refrigeration machine 2 of primary cooler 1
Water outlet connection, the water outlet of primary cooler 1 and the water inlet of hot-water supply device connect, and the water inlet of primary cooler 1 can also be with warm
The water outlet of water supply connects.The structure of primary cooler 1 is as well known in the skilled person, no longer superfluous herein
It states.
The utility model is exemplarily described in conjunction with attached drawing above.Obviously, the utility model implements not
It is limited by aforesaid way.As long as the various unsubstantialities that the method concept and technical solution that use the utility model carry out
Improvement；Or it is not improved, the above-mentioned conception and technical scheme of the utility model are directly applied into other occasions, at this
Within the protection scope of utility model.
Claims (6)
1. being suitable for the water at low temperature preparation system of coke oven gas purification system, including refrigeration machine, it is characterised in that: further include using weary
The hot water that the waste heat of vapour heat and for the recirculated water after heating to be provided to the refrigeration machine to internal recirculated water is supplied
Device and recirculated water for receiving refrigeration machine discharge and using the waste heat of coal oven dithio-gas internal recirculated water is heated
Primary cooler, primary cooler are connect with hot-water supply device.
2. the water at low temperature preparation system according to claim 1 suitable for coke oven gas purification system, it is characterised in that: described
Refrigeration machine is arranged two.
3. the water at low temperature preparation system according to claim 2 suitable for coke oven gas purification system, it is characterised in that: described
Hot-water supply device includes pond and the steam-water injection that is set in pond, the steam exhaust import of steam-water injection with
Stem-driven turboblower connection.
4. the water at low temperature preparation system according to claim 3 suitable for coke oven gas purification system, it is characterised in that: described
Steam-water injection is immersion steam heater.
5. the water at low temperature preparation system according to claim 4 suitable for coke oven gas purification system, it is characterised in that: described
The flow for the steam exhaust that stem-driven turboblower is conveyed into the steam-water injection is 11~13t/h, and steam exhaust pressure is 1.0-
1.5MPa。
6. the water at low temperature preparation system according to any one of claims 1 to 5 suitable for coke oven gas purification system, feature exist
In: the primary cooler is the horizontal water-tube primary cooler of three sections of heat exchange, and the water inlet of primary cooler is connect with the refrigeration machine, primary cooler
Water outlet is connect with the hot-water supply device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820756290.6U CN208187141U (en) | 2018-05-21 | 2018-05-21 | Water at low temperature preparation system suitable for coke oven gas purification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820756290.6U CN208187141U (en) | 2018-05-21 | 2018-05-21 | Water at low temperature preparation system suitable for coke oven gas purification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208187141U true CN208187141U (en) | 2018-12-04 |
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ID=64428397
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820756290.6U Active CN208187141U (en) | 2018-05-21 | 2018-05-21 | Water at low temperature preparation system suitable for coke oven gas purification system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108426460A (en) * | 2018-05-21 | 2018-08-21 | 马鞍山钢铁股份有限公司 | Water at low temperature preparation system suitable for coke oven gas purification system |
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2018
- 2018-05-21 CN CN201820756290.6U patent/CN208187141U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108426460A (en) * | 2018-05-21 | 2018-08-21 | 马鞍山钢铁股份有限公司 | Water at low temperature preparation system suitable for coke oven gas purification system |
| CN108426460B (en) * | 2018-05-21 | 2024-01-16 | 马鞍山钢铁股份有限公司 | Low-temperature water preparation system suitable for coke oven gas purification system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 243003 8 Jiuhua Road, Yushan, Ma'anshan, Anhui Patentee after: Ma'anshan Iron and Steel Co., Ltd. Address before: 243003 Intellectual Property Department, Technical Center No. 8, Hunan West Road, Yushan District, Ma'anshan City, Anhui Province Patentee before: Ma'anshan Iron and Steel Co., Ltd. |