CN209026802U - A kind of vacuum dust cather system - Google Patents
A kind of vacuum dust cather system Download PDFInfo
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- CN209026802U CN209026802U CN201821344568.5U CN201821344568U CN209026802U CN 209026802 U CN209026802 U CN 209026802U CN 201821344568 U CN201821344568 U CN 201821344568U CN 209026802 U CN209026802 U CN 209026802U
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Abstract
The utility model relates to therrmodynamic system technical field, especially a kind of vacuum dust cather system.It includes low-pressure coal saver one (1), low-pressure coal saver two (2), vacuum type oxygen-eliminating device (4), #1 low pressure feed water pumps (5) and DW system demineralized water system (9), the low-pressure coal saver two (2) is connected with vacuum type oxygen-eliminating device (4) by the road, the vacuum type oxygen-eliminating device (4) is connected with #1 low pressure feed water pump (5) by the road, the #1 low pressure feed water pump (5) is connected with low-pressure coal saver one (1) by the road, pipeline is also connected between the low-pressure coal saver one (1) and low-pressure coal saver two (2), the DW system demineralized water system (9) is also connected with vacuum type oxygen-eliminating device (4) by the road.The utility model simplifies existing system, eliminates the setting of economizer recirculation pump etc., reduces equipment investment, reduces the complexity of control, achievees the purpose that simplified therrmodynamic system.
Description
Technical field
The utility model relates to therrmodynamic system technical field, especially a kind of vacuum dust cather system.
Background technique
Vacuum dust cather system in existing therrmodynamic system, boiler feedwater are pumped through low pressure feed water and are risen after level-one deoxygenation
Enter Economizer of Heat Recovery Boiler after pressure, since feed temperature is lower, boiler feedwater is needed with economizer again before entering economizer
The hot water of circulating-pump outlet mixes, and the water temperature of economizer entrance is made to reach the economizer inlet water temperature of waste heat boiler requirement, saves coal
Water supply of the import water source of device recirculation pump in Economizer of Heat Recovery Boiler.Due to the setting of economizer recirculation pump, so that
The equipment put into system is too many, increases the complexity of control.
Utility model content
The purpose of the utility model is to provide a kind of vacuum dust cather systems, simplify to existing system, eliminate
The setting of economizer recirculation pump etc., reduces equipment investment, reduces the complexity of control, reaches the mesh of simplified therrmodynamic system
's.
In order to solve the above technical problems, the utility model adopts the following technical solutions:
A kind of vacuum dust cather system include low-pressure coal saver one, low-pressure coal saver two, vacuum type oxygen-eliminating device, #1 low pressure to
Water pump and DW system demineralized water system, the low-pressure coal saver two are connected with vacuum type oxygen-eliminating device, the vacuum type oxygen-eliminating device warp by the road
Piping connection has #1 low pressure feed water pump, and the #1 low pressure feed water pump is connected with low-pressure coal saver one by the road, and the low pressure saves coal
Also pipeline is connected between device one and low-pressure coal saver two, the DW system demineralized water system is also connected with vacuum type oxygen-eliminating device by the road.
Vacuum dust cather system above-mentioned further includes internal oxygen-eliminating device, and the low-pressure coal saver two is connected with inside by the road
Oxygen-eliminating device.
Vacuum dust cather system above-mentioned further includes #2 low pressure feed water pump, and one end of the #2 low pressure feed water pump is connected with very
The other end of empty formula oxygen-eliminating device, the #2 low pressure feed water pump is connected with low-pressure coal saver one by the road.
Vacuum dust cather system above-mentioned further includes back pressure machine drainage pump, and the back pressure machine drainage pump is connected with very by the road
Empty formula oxygen-eliminating device.
Vacuum dust cather system above-mentioned further includes condensate system, and the condensate system is connected with vacuum type by the road
Oxygen-eliminating device.
Vacuum dust cather system above-mentioned further includes heat user water return pipeline, and the heat user water return pipeline connects by the road
There is vacuum type oxygen-eliminating device.
Vacuum dust cather system above-mentioned is installed on connecting line between the low-pressure coal saver two and internal oxygen-eliminating device
There is control valve.
Compared with prior art, the utility model have the beneficial effect that the utility model to existing system carry out letter
Change, eliminate the setting of economizer recirculation pump etc., reduce equipment investment, reduce the complexity of control, reaches and simplify heat
The purpose of Force system；Specifically, vacuum type oxygen-eliminating device requires operating temperature, if into the water source temperature of vacuum type oxygen-eliminating device
Degree is lower than 40 DEG C, needs to extract out hot water heating all the way out of low-pressure coal saver two in waste heat boiler and enters vacuum type oxygen-eliminating device work
For water supply, since the boiler feedwater pressure in low-pressure coal saver two is higher than the operating pressure of vacuum type oxygen-eliminating device, water supply can be certainly
Stream enters vacuum type oxygen-eliminating device, boosts without water pump；Water supply is given after vacuum type oxygen-eliminating device carries out level-one deoxygenation through #1 low pressure
The low-pressure coal saver one being directly entered in waste heat boiler after water pump or the pump boosting of #2 low pressure feed water, cancels conventional economizer again
Circulating pump setting.
Detailed description of the invention
Fig. 1 is the work flow diagram of the utility model.
The meaning of appended drawing reference: 1- low-pressure coal saver one, 2- low-pressure coal saver two, the inside 3- oxygen-eliminating device, 4- vacuum type are removed
Oxygen device, 5-#1 low pressure feed water pump, 6-#2 low pressure feed water pump, 7- back pressure machine drainage pump, 8- condensate system, 9- DW system demineralized water system,
10- heat user water return pipeline.
The utility model is further described with reference to the accompanying drawings and detailed description.
Specific embodiment
The embodiments of the present invention 1: as shown in Figure 1, a kind of vacuum dust cather system include low-pressure coal saver 1, it is low
Economizer 22, vacuum type oxygen-eliminating device 4, #1 low pressure feed water pump 5 and DW system demineralized water system 9 are pressed, the low-pressure coal saver 22 is by the road
It is connected with vacuum type oxygen-eliminating device 4, the vacuum type oxygen-eliminating device 4 is connected with #1 low pressure feed water pump 5, the #1 low pressure feed water by the road
Pump 5 is connected with low-pressure coal saver 1 by the road, is also connected with pipe between the low-pressure coal saver 1 and low-pressure coal saver 22
Road, the DW system demineralized water system 9 are also connected with vacuum type oxygen-eliminating device 4 by the road.
Embodiment 2: as shown in Figure 1, a kind of vacuum dust cather system include low-pressure coal saver 1, low-pressure coal saver 22,
Vacuum type oxygen-eliminating device 4, #1 low pressure feed water pump 5 and DW system demineralized water system 9, the low-pressure coal saver 22 are connected with vacuum type by the road
Oxygen-eliminating device 4, the vacuum type oxygen-eliminating device 4 are connected with #1 low pressure feed water pump 5 by the road, and the #1 low pressure feed water pump 5 connects by the road
It is connected to low-pressure coal saver 1, pipeline, the demineralized water are also connected between the low-pressure coal saver 1 and low-pressure coal saver 22
System 9 is also connected with vacuum type oxygen-eliminating device 4 by the road.The low-pressure coal saver 22 is connected with internal oxygen-eliminating device 3 by the road.Institute
It states and control valve is installed on the connecting line between low-pressure coal saver 22 and internal oxygen-eliminating device 3.
Embodiment 3: as shown in Figure 1, a kind of vacuum dust cather system include low-pressure coal saver 1, low-pressure coal saver 22,
Vacuum type oxygen-eliminating device 4, #1 low pressure feed water pump 5 and DW system demineralized water system 9, the low-pressure coal saver 22 are connected with vacuum type by the road
Oxygen-eliminating device 4, the vacuum type oxygen-eliminating device 4 are connected with #1 low pressure feed water pump 5 by the road, and the #1 low pressure feed water pump 5 connects by the road
It is connected to low-pressure coal saver 1, pipeline, the demineralized water are also connected between the low-pressure coal saver 1 and low-pressure coal saver 22
System 9 is also connected with vacuum type oxygen-eliminating device 4 by the road.The low-pressure coal saver 22 is connected with internal oxygen-eliminating device 3 by the road.Institute
The one end for stating #2 low pressure feed water pump 6 is connected with vacuum type oxygen-eliminating device 4, and the other end of the #2 low pressure feed water pump 6 connects by the road
There is low-pressure coal saver 1.The back pressure machine drainage pump 7 is connected with vacuum type oxygen-eliminating device 4 by the road.The condensate system 8 passes through
Piping connection has vacuum type oxygen-eliminating device 4.The heat user water return pipeline 10 is connected with vacuum type oxygen-eliminating device 4 by the road.It is described low
Control valve is installed on connecting line between pressure economizer 22 and internal oxygen-eliminating device 3.
Working principle of the utility model is: vacuum type oxygen-eliminating device 4 requires operating temperature, if into vacuum type deoxygenation
The water source temperature of device 4 is lower than 40 DEG C, needs to extract out hot water heating all the way out of low-pressure coal saver 22 in waste heat boiler and enters very
The operating temperature of vacuum type oxygen-eliminating device 4 (is increased to one 1 entrance of waste heat boiler low-pressure coal saver as water supply by empty formula oxygen-eliminating device 4
It is required that water temperature), due to the boiler feedwater pressure in low-pressure coal saver 22 be higher than vacuum type oxygen-eliminating device 4 operating pressure, water supply
It can flow automatically into vacuum type oxygen-eliminating device 4, boost without water pump；Water supply by vacuum type oxygen-eliminating device 4 carry out level-one deoxygenation after,
The low-pressure coal saver 1 being directly entered in waste heat boiler after #1 low pressure feed water pumps or #2 low pressure feed water pump boosts, cancels normal
The economizer recirculation pump of rule is arranged.
Claims (7)
1. a kind of vacuum dust cather system, which is characterized in that including low-pressure coal saver one (1), low-pressure coal saver two (2), vacuum
Formula oxygen-eliminating device (4), #1 low pressure feed water pump (5) and DW system demineralized water system (9), the low-pressure coal saver two (2) are connected with very by the road
Empty formula oxygen-eliminating device (4), the vacuum type oxygen-eliminating device (4) are connected with #1 low pressure feed water pump (5), the #1 low pressure feed water pump by the road
(5) it is connected with low-pressure coal saver one (1) by the road, is also connect between the low-pressure coal saver one (1) and low-pressure coal saver two (2)
There is pipeline, the DW system demineralized water system (9) is also connected with vacuum type oxygen-eliminating device (4) by the road.
2. vacuum dust cather system according to claim 1, which is characterized in that it further include internal oxygen-eliminating device (3), it is described low
Pressure economizer two (2) is connected with internal oxygen-eliminating device (3) by the road.
3. vacuum dust cather system according to claim 1, which is characterized in that further include #2 low pressure feed water pump (6), institute
The one end for stating #2 low pressure feed water pump (6) is connected with vacuum type oxygen-eliminating device (4), and the other end of the #2 low pressure feed water pump (6) is through pipe
Road is connected with low-pressure coal saver one (1).
4. vacuum dust cather system according to claim 1, which is characterized in that it further include back pressure machine drainage pump (7), it is described
Back pressure machine drainage pump (7) is connected with vacuum type oxygen-eliminating device (4) by the road.
5. vacuum dust cather system according to claim 1, which is characterized in that it further include condensate system (8), it is described solidifying
It bears water system (8) and is connected with vacuum type oxygen-eliminating device (4) by the road.
6. vacuum dust cather system according to claim 1, which is characterized in that it further include heat user water return pipeline (10),
The heat user water return pipeline (10) is connected with vacuum type oxygen-eliminating device (4) by the road.
7. vacuum dust cather system according to claim 2, which is characterized in that the low-pressure coal saver two (2) and inside
Control valve is installed on connecting line between oxygen-eliminating device (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821344568.5U CN209026802U (en) | 2018-08-20 | 2018-08-20 | A kind of vacuum dust cather system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821344568.5U CN209026802U (en) | 2018-08-20 | 2018-08-20 | A kind of vacuum dust cather system |
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| Publication Number | Publication Date |
|---|---|
| CN209026802U true CN209026802U (en) | 2019-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821344568.5U Active CN209026802U (en) | 2018-08-20 | 2018-08-20 | A kind of vacuum dust cather system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114060796A (en) * | 2021-11-02 | 2022-02-18 | 中国船舶重工集团公司第七0三研究所 | Take exhaust-heat boiler extension economizer system of one-level deoxidization heat source |
-
2018
- 2018-08-20 CN CN201821344568.5U patent/CN209026802U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114060796A (en) * | 2021-11-02 | 2022-02-18 | 中国船舶重工集团公司第七0三研究所 | Take exhaust-heat boiler extension economizer system of one-level deoxidization heat source |
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