CN105546511A - Blow-down water recycle device for boiler blow-down system and blow-down process thereof - Google Patents
Blow-down water recycle device for boiler blow-down system and blow-down process thereof Download PDFInfo
- Publication number
- CN105546511A CN105546511A CN201610066165.8A CN201610066165A CN105546511A CN 105546511 A CN105546511 A CN 105546511A CN 201610066165 A CN201610066165 A CN 201610066165A CN 105546511 A CN105546511 A CN 105546511A
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- China
- Prior art keywords
- blowdown
- sewer
- blow
- liquid level
- tubing pump
- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000007788 liquid Substances 0.000 claims abstract description 41
- 239000000498 cooling water Substances 0.000 claims abstract description 34
- 239000010865 sewage Substances 0.000 claims description 21
- 238000004064 recycling Methods 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 10
- 238000007599 discharging Methods 0.000 description 4
- 238000004134 energy conservation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000003020 moisturizing Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000003203 everyday Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/48—Devices for removing water, salt, or sludge from boilers; Arrangements of cleaning apparatus in boilers; Combinations thereof with boilers
- F22B37/54—De-sludging or blow-down devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22D—PREHEATING, OR ACCUMULATING PREHEATED, FEED-WATER FOR STEAM GENERATION; FEED-WATER SUPPLY FOR STEAM GENERATION; CONTROLLING WATER LEVEL FOR STEAM GENERATION; AUXILIARY DEVICES FOR PROMOTING WATER CIRCULATION WITHIN STEAM BOILERS
- F22D11/00—Feed-water supply not provided for in other main groups
Abstract
The invention relates to a blow-down water recycle device for a boiler blow-down system and a blow-down process thereof. The device comprises a blow-down flash tank, a first blow-down pipeline pump and a second blow-down pipeline pump; the blow-down flash tank comprises a secondary steam outlet, a circulatory cooling water inlet, a manhole, blow-down water inlets, liquid indicator ports, a blow-down water outlet and a discharge port. The blow-down process comprises the steps that the secondary steam outlet is opened, the discharge port is closed, boiler blow-down water and circulatory cooling water are guided into the blow-down flash tank, mixed and cooled, then enter the blow-down pipeline pumps and are conveyed to a main circulatory water pipeline, and finally the blow-down water in the blow-down flash tank is completely discharged through the discharge port. According to the technical scheme, loss of the blow-down water can be reduced, water resources can be fully recycled, liquid indicators are used for controlling starting and stopping of the pipeline pumps, automation is realized, the system is simpler and more reliable, the arrangement is reasonable, and maintenance and operation are convenient.
Description
Technical field
The present invention relates to boiler blow-off water system, particularly relate to device and the blowdown flow process thereof of the recycling of a kind of novel boiler blow-out system sewer.
Background technology
Boiler blow-out system is divided into continuous blowdown and periodical blowdown.
First continuous blowdown water enter continuous blowdown flash tank, and step-down produces indirect steam suddenly wherein, sends into steam vapour system or directly enter oxygen-eliminating device, and remaining sewer enters regular unloading container, finally directly enters blowdown cooling bay.
General continuous blowdown amount is 2% ~ 3% of boiler capacity; Periodical blowdown looks water quality situation, every day 2 ~ 3 times, and a blowing time 0.5 ~ 1min, instantaneous blowdown flow rate is larger.The steam boiler being 100t/h according to evaporation capacity calculates, the stove water of the 2 ~ 3t that approximately drains per hour, finally introduces in blowdown cooling bay after sewer is lowered the temperature by fresh water and enters full factory sewage network.
In recent years, along with the growing tension of energy supply and demand contradiction, energy-conservation, consumption reduction, reduce discharging and become the vital task of each enterprise development, therefore adopt advanced production technology, optimize the technological process of power consumption, the effect energy-conservation, consumption reduction can be played, reducing discharging.
Summary of the invention
The object of the invention is in the device providing a kind of boiler blow-out system sewer to recycle and blowdown flow process thereof, the technical problem of all solutions to reduce the loss of sewer, fully recycles water resource, plays object that is energy-conservation, that reduce discharging.
The object of the invention to solve the technical problems realizes by the following technical solutions.The device that a kind of boiler blow-out system sewer proposed according to the present invention is recycled, described device is connected with continuous blowdown waterpipe (A), periodical blowdown waterpipe (B), recirculated cooling water pipeline (C), circulating water main road (D), described device comprises: blowdown system (E), the first blowdown tubing pump (F1) and the second blowdown tubing pump (F2), wherein said first blowdown tubing pump (F1) and the second blowdown tubing pump (F2) are parallel relationship, and described first blowdown tubing pump (F1) is connected described blowdown system (E) and described circulating water main road (D) respectively with the second blowdown tubing pump (F2), described blowdown system (E) comprises indirect steam outlet (1), circulating cooling water inlet (2), manhole (3), sewer entrance (4), liquid level gauge mouth (5), sewer outlet (6), drain (7), wherein said indirect steam outlet (1) is positioned at the top of described blowdown system (E), described circulating cooling water inlet (2) is positioned at the top of described blowdown system (E), described manhole (3) is positioned at the below of described cooling water inlet (2), described sewer entrance (4) is positioned at the middle part of described blowdown system (E), described liquid level gauge mouth (5) is positioned at the middle part of described blowdown system (E), described sewer outlet (6) is bend pipe and is positioned at the bottom of described blowdown system (E), described drain (7) is positioned at the bottom of described blowdown system (E).
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
The device that aforesaid boiler blow-out system sewer is recycled, described sewer entrance (4) comprises first row sewage inlet (41) and second row sewage inlet (42), and the direction of wherein said first row sewage inlet (41) is contrary with the direction of second row sewage inlet (42).
The device that aforesaid boiler blow-out system sewer is recycled, described liquid level gauge mouth (5) comprises liquid level gauge upper opening (51) and liquid level gauge lower openings (52), wherein said liquid level gauge upper opening (51) and liquid level gauge lower openings (52) are positioned at the homonymy of described blowdown system (E), and liquid level gauge upper opening (51) is positioned at the top of liquid level gauge lower openings (52).
The device that aforesaid boiler blow-out system sewer is recycled, described liquid level gauge mouth (5) is provided with the interlocking of control first blowdown tubing pump (F1) and the second blowdown tubing pump (F2).
The object of the invention to solve the technical problems also realizes by the following technical solutions.The blowdown flow process of a kind of device as above-mentioned boiler blow-out system sewer recycling proposed according to the present invention, comprises the following steps:
The first step, first open indirect steam outlet (1) and close drain (7), sewer from continuous blowdown flash tank or drum is introduced in blowdown system (E) from continuous blowdown waterpipe (A) by first row sewage inlet (41), the sewer from drum is introduced in blowdown system (E) from periodical blowdown waterpipe (B) by second row sewage inlet (42);
Second step, introduces blowdown system (E) in from recirculated cooling water pipeline (C) by circulating cooling water inlet (2) by recirculated cooling water;
3rd step, the recirculated cooling water hybrid cooling that the sewer of blowdown system (E) and above-mentioned second step enter blowdown system (E) is entered in the above-mentioned first step, enter the first blowdown tubing pump (F1) and the second blowdown tubing pump (F2) by pipeline, and the indirect steam flashed off in blowdown system (E) is discharged by indirect steam outlet (1);
4th step, by interlocked control first blowdown tubing pump (F1) of liquid level gauge mouth (5) and the start and stop of the second blowdown tubing pump (F2), the mixed sewer of above-mentioned 3rd step is made to deliver to circulating water main road (D) by sewer outlet (6);
5th step, when handle is from the sewer of continuous sewer pipeline (A) with after all entering described blowdown system (E) from the sewer of periodical blowdown waterpipe (B), by the control of described interlocking, first blowdown tubing pump (F1) and the second blowdown tubing pump (F2) quit work, and finally by drain (7), the sewer in described blowdown system (E) are all discharged.
The sewer of boiler delivers to circulating water main road (D), enters circulation, as the moisturizing of circulation.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Temperature after hybrid cooling in described 3rd step is 37 DEG C ~ 45 DEG C, and optimum temperature is 40 DEG C.
By technique scheme, the present invention at least has following advantages: device of the present invention is simple and reliable, connection and reasonable arrangement, be convenient to maintenance and operation, achieve automation, the loss of sewer can be reduced simultaneously, abundant recycling water resource, plays object that is energy-conservation, that reduce discharging.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technological means of the present invention can be better understood, and can be implemented according to the content of description, and can become apparent to allow above and other object of the present invention, feature and advantage, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, be described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet that boiler blow-out system sewer of the present invention is recycled.
Fig. 2 is the structural representation of the equipment of boiler blow-out system blowdown system of the present invention.
Fig. 3 is the top view of Fig. 2.
[main element symbol description]
A: continuous blowdown waterpipe B: periodical blowdown waterpipe
C: recirculated cooling water pipeline D: circulating water main road
E: blowdown system
F1: the first blowdown tubing pump F2: the second blowdown tubing pump
1: indirect steam outlet 2: circulating cooling water inlet
3: manhole 4: sewer entrance
41: first row sewage inlet 42: second row sewage inlet
5: liquid level gauge mouth 51: liquid level gauge upper opening
52: liquid level gauge lower openings 6: sewer exports
7: drain
Detailed description of the invention
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, its detailed description of the invention of device recycled a kind of boiler blow-out system sewer proposed according to the present invention, structure, feature, its blowdown flow process and effect thereof, be described in detail as follows.
Fig. 1 is the schematic flow sheet that boiler blow-out system sewer of the present invention is recycled; Fig. 2 is the structural representation of the equipment of boiler blow-out system blowdown system of the present invention; Fig. 3 is the top view of Fig. 2.
From Fig. 1 to Fig. 3, the present invention is the device that a kind of boiler blow-out system sewer is recycled, and described device is connected with continuous blowdown waterpipe A, periodical blowdown waterpipe B, recirculated cooling water pipeline C, circulating water main road D; Described device comprises: blowdown system E, the first blowdown tubing pump F1 and the second blowdown tubing pump F2, wherein said first blowdown tubing pump F1 and the second blowdown tubing pump F2 is parallel relationship, and described first blowdown tubing pump F1 and the second blowdown tubing pump F2 are connected described blowdown system E and described circulating water main road D respectively; Described blowdown system E comprises indirect steam outlet 1, circulating cooling water inlet 2, manhole 3, sewer entrance 4, liquid level gauge mouth 5, sewer outlet 6, drain 7; Wherein said indirect steam outlet 1 is positioned at the top of described blowdown system E, described circulating cooling water inlet 2 is positioned at the top of described blowdown system E, described manhole 3 is positioned at the below of described cooling water inlet 2, described sewer entrance 4 is positioned at the middle part of described blowdown system E, described liquid level gauge mouth 5 is positioned at the middle part of described blowdown system E, described sewer outlet 6 is bend pipe and is positioned at the bottom of described blowdown system E, and described drain 7 is positioned at the bottom of described blowdown system E.
Described sewer entrance 4 comprises first row sewage inlet 41 and second row sewage inlet 42, and the direction of wherein said first row sewage inlet 41 is contrary with the direction of second row sewage inlet 42.
Described liquid level gauge mouth 5 comprises liquid level gauge upper opening 51 and liquid level gauge lower openings 52, wherein liquid level gauge upper opening 51 and liquid level gauge lower openings 52 are positioned at the homonymy of described blowdown system E, and liquid level gauge upper opening 51 is positioned at the top of liquid level gauge lower openings 52.
Described liquid level gauge mouth (5) is provided with the interlocking of control first blowdown tubing pump (F1) and the second blowdown tubing pump (F2).
The blowdown flow process of a kind of device as above-mentioned boiler blow-out system sewer recycling of the present invention, comprises the following steps:
The first step, first open indirect steam outlet 1 and close drain 7, sewer from continuous blowdown flash tank or drum is introduced in blowdown system E from continuous blowdown waterpipe A by first row sewage inlet 41, the sewer from drum is introduced in blowdown system E from periodical blowdown waterpipe B by second row sewage inlet 42;
Second step, introduces blowdown system E in from recirculated cooling water pipeline C by circulating cooling water inlet 2 by recirculated cooling water;
3rd step, the recirculated cooling water hybrid cooling that the sewer of blowdown system E and above-mentioned second step enter blowdown system E is entered in the above-mentioned first step, enter the first blowdown tubing pump F1 and the second blowdown tubing pump F2 by pipeline, and the indirect steam flashed off in blowdown system E is discharged by indirect steam outlet 1;
4th step, by the interlocked control first blowdown tubing pump F1 of liquid level gauge mouth 5 and the start and stop of the second blowdown tubing pump F2, makes the mixed sewer of above-mentioned 3rd step deliver to circulating water main road D by sewer outlet 6;
5th step, when the sewer from continuous sewer pipeline A with after all entering described blowdown system E from the sewer of periodical blowdown waterpipe B, by the control of described interlocking, first blowdown tubing pump F1 and the second blowdown tubing pump F2 quits work, and finally by drain 7, the sewer in described blowdown system E is all discharged.
The sewer of boiler enters described blowdown system E, finally delivers to circulating water main road D, enters circulation, as the moisturizing of circulation.
Particularly, from continuous blowdown waterpipe A import sewer and from periodical blowdown waterpipe B import sewer enter in the middle part of blowdown system E along the tangential direction of blowdown system E respectively; The recirculated cooling water imported from recirculated cooling water pipeline C enters from blowdown system E top, spray from top to bottom through entrance distributor pipe, 37 DEG C ~ 45 DEG C are cooled to after fully mixing with described sewer in blowdown system E, wherein said cooling the best is down to 40 DEG C, by entering the first blowdown tubing pump F1 and the second blowdown tubing pump F2 bottom blowdown system E; The indirect steam outlet 1 of a small amount of indirect steam flashed off from blowdown system E top enters in air.
From heat transfer formula: Q=CM Δ T,
In above formula: Q---heat output; C---specific heat; M---quality; Δ T---temperature difference.
According to the consumption of water amount of blowdown and sewer temperature determination recirculated cooling water, after sewer and recirculated water mix, temperature is down to about about 40 DEG C (can according to the corresponding adjustment of circulating backwater temperature); The install pipeline of sewer outlet 6 becomes bend pipe to insert bottom blowdown system E (see accompanying drawing 2), prevents tubing pump from cavitating; By the interlocked control first blowdown tubing pump F1 of the liquid level gauge mouth 5 on blowdown system E and the start and stop of the second blowdown tubing pump F2, circulating water main road D is delivered in pressurization, finally enters circulating backwater system, as circulating cooling make-up water.
In sum, the invention relates to the device that a kind of boiler blow-out system sewer is recycled and blowdown flow process thereof.The present invention is by recirculated cooling water is directly introduced blowdown system E, by the high temperature sewer imported from continuous blowdown waterpipe A and periodical blowdown waterpipe B and the abundant combination cooling of recirculated cooling water imported from recirculated cooling water pipeline C, then circulating water main road D is sent into, finally as the moisturizing of circulation by the first tubing pump F1 and second pipe pump F2.By technical scheme of the present invention, the loss of sewer can be reduced, abundant recycling water resource, controlled the start and stop of the first tubing pump F1 and second pipe pump F2 by the interlocking of liquid level gauge mouth 5 simultaneously, achieve automation, make blowdown apparatus of the present invention more simple and reliable, connection and reasonable arrangement, be convenient to maintenance and operation.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (7)
1. a device for boiler blow-out system sewer recycling, is characterized in that: described device is connected with continuous blowdown waterpipe (A), periodical blowdown waterpipe (B), recirculated cooling water pipeline (C), circulating water main road (D);
Described device comprises: blowdown system (E), the first blowdown tubing pump (F1) and the second blowdown tubing pump (F2), wherein said first blowdown tubing pump (F1) and the second blowdown tubing pump (F2) are parallel relationship, and described first blowdown tubing pump (F1) is connected described blowdown system (E) and described circulating water main road (D) respectively with the second blowdown tubing pump (F2);
Described blowdown system (E) comprises indirect steam outlet (1), circulating cooling water inlet (2), manhole (3), sewer entrance (4), liquid level gauge mouth (5), sewer outlet (6), drain (7);
Wherein said indirect steam outlet (1) is positioned at the top of described blowdown system (E), described circulating cooling water inlet (2) is positioned at the top of described blowdown system (E), described manhole (3) is positioned at the below of described cooling water inlet (2), described sewer entrance (4) is positioned at the middle part of described blowdown system (E), described liquid level gauge mouth (5) is positioned at the middle part of described blowdown system (E), described sewer outlet (6) is bend pipe and is positioned at the bottom of described blowdown system (E), described drain (7) is positioned at the bottom of described blowdown system (E).
2. the device of boiler blow-out system sewer recycling according to claim 1, it is characterized in that: described sewer entrance (4) comprises first row sewage inlet (41) and second row sewage inlet (42), the direction of wherein said first row sewage inlet (41) is contrary with the direction of second row sewage inlet (42).
3. the device of boiler blow-out system sewer recycling according to claim 1 and 2, it is characterized in that: described liquid level gauge mouth (5) comprises liquid level gauge upper opening (51) and liquid level gauge lower openings (52), wherein said liquid level gauge upper opening (51) and liquid level gauge lower openings (52) are positioned at the homonymy of described blowdown system (E), and liquid level gauge upper opening (51) is positioned at the top of liquid level gauge lower openings (52).
4. the device of boiler blow-out system sewer recycling according to claim 3, is characterized in that: described liquid level gauge mouth (5) is provided with the interlocking of control first blowdown tubing pump (F1) and the second blowdown tubing pump (F2).
5. a blowdown flow process for the device of boiler blow-out system sewer recycling as claimed in claim 4, is characterized in that comprising the following steps:
The first step, first open indirect steam outlet (1) and close drain (7), high temperature sewer from continuous blowdown flash tank or drum is introduced in blowdown system (E) from continuous blowdown waterpipe (A) by first row sewage inlet (41), introduce blowdown system (E) in from periodical blowdown waterpipe (B) by second row sewage inlet (42) by the high temperature sewer from drum, the indirect steam that sudden pressure reduction produces in blowdown system (E) is discharged by indirect steam outlet (1);
Second step, introduces blowdown system (E) in from recirculated cooling water pipeline (C) by circulating cooling water inlet (2) by recirculated cooling water;
3rd step, enter the recirculated cooling water hybrid cooling that the high temperature sewer of blowdown system (E) and above-mentioned second step enter blowdown system (E) in the above-mentioned first step, enter the first blowdown tubing pump (F1) and the second blowdown tubing pump (F2) by pipeline;
4th step, by interlocked control first blowdown tubing pump (F1) of liquid level gauge mouth (5) and the start and stop of the second liquid level gauge mouth (52), the mixed sewer of above-mentioned 3rd step is made to deliver to circulating water main road (D) by sewer outlet (6);
5th step, when handle is from the sewer of continuous sewer pipeline (A) with after all entering described blowdown system (E) from the sewer of periodical blowdown waterpipe (B), by the control of described interlocking, first blowdown tubing pump (F1) and the second blowdown tubing pump (F2) quit work, and finally by drain (7), the sewer in described blowdown system (E) are all discharged.
6. the blowdown flow process of the device of boiler blow-out system sewer recycling according to claim 5, is characterized in that: the temperature after the hybrid cooling in described 3rd step is 37 DEG C ~ 45 DEG C.
7. the blowdown flow process of the device of boiler blow-out system sewer recycling according to claim 6, is characterized in that: described temperature the best is 40 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610066165.8A CN105546511A (en) | 2015-09-30 | 2016-01-29 | Blow-down water recycle device for boiler blow-down system and blow-down process thereof |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510638078 | 2015-09-30 | ||
| CN2015106380780 | 2015-09-30 | ||
| CN201610066165.8A CN105546511A (en) | 2015-09-30 | 2016-01-29 | Blow-down water recycle device for boiler blow-down system and blow-down process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105546511A true CN105546511A (en) | 2016-05-04 |
Family
ID=55825893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610066165.8A Pending CN105546511A (en) | 2015-09-30 | 2016-01-29 | Blow-down water recycle device for boiler blow-down system and blow-down process thereof |
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| Country | Link |
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| CN (1) | CN105546511A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062190A (en) * | 2017-06-02 | 2017-08-18 | 连云港市华能电力辅机有限公司 | Integrated boiler sewer is received can system |
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| CN2407236Y (en) * | 2000-03-03 | 2000-11-22 | 顾洪华 | Closed high temperature condensed water recovering device |
| JP2002372599A (en) * | 2001-06-14 | 2002-12-26 | Mitsubishi Heavy Ind Ltd | Nuclear power generating facility |
| CN204227402U (en) * | 2014-10-28 | 2015-03-25 | 重庆金山通用机械制造有限公司 | Continuous blowdown flash tank |
| CN204460168U (en) * | 2014-12-16 | 2015-07-08 | 四川德胜集团钒钛有限公司 | A kind of steam boiler steam discharge energy recycling system |
| CN205383586U (en) * | 2015-09-30 | 2016-07-13 | 洛阳瑞泽石化工程有限公司 | Boiler blow -out system arranges device that wastewater recovery utilized |
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2016
- 2016-01-29 CN CN201610066165.8A patent/CN105546511A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2407236Y (en) * | 2000-03-03 | 2000-11-22 | 顾洪华 | Closed high temperature condensed water recovering device |
| JP2002372599A (en) * | 2001-06-14 | 2002-12-26 | Mitsubishi Heavy Ind Ltd | Nuclear power generating facility |
| CN204227402U (en) * | 2014-10-28 | 2015-03-25 | 重庆金山通用机械制造有限公司 | Continuous blowdown flash tank |
| CN204460168U (en) * | 2014-12-16 | 2015-07-08 | 四川德胜集团钒钛有限公司 | A kind of steam boiler steam discharge energy recycling system |
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| CN107062190A (en) * | 2017-06-02 | 2017-08-18 | 连云港市华能电力辅机有限公司 | Integrated boiler sewer is received can system |
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Application publication date: 20160504 |