CN209540852U - Boiler startup vapor-recovery system - Google Patents
Boiler startup vapor-recovery system Download PDFInfo
- Publication number
- CN209540852U CN209540852U CN201920086257.1U CN201920086257U CN209540852U CN 209540852 U CN209540852 U CN 209540852U CN 201920086257 U CN201920086257 U CN 201920086257U CN 209540852 U CN209540852 U CN 209540852U
- Authority
- CN
- China
- Prior art keywords
- valve
- air
- out tube
- steam
- recovery
- 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.)
- Expired - Fee Related
Links
- 238000011084 recovery Methods 0.000 title claims abstract description 80
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 23
- 238000004064 recycling Methods 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 230000005619 thermoelectricity Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Control Of Steam Boilers And Waste-Gas Boilers (AREA)
Abstract
The utility model provides a kind of boiler startup vapor-recovery system, including high-pressure gas collection header, the first air-out tube valve, blow-off line, Steam Recovery valve, temperature-decreased pressure reducer and recovery channel, high-pressure gas collection header pipeline connection blow-off line, first air-out tube valve is arranged in blow-off line, the position between high-pressure gas collection header and the first air-out tube valve of recovery channel pipeline connection blow-off line, Steam Recovery valve and temperature-decreased pressure reducer are arranged in recovery channel.Preferably, further including muffler, it is arranged in blow-off line, high-pressure gas collection header passes through the first air-out tube valve piping connection muffler.Further include the second air-out tube valve, is arranged in blow-off line and between high-pressure gas collection header and above-mentioned position.The utility model can efficiently use boiler startup steam discharge, reduce energy waste, reduce the noise pollution caused by environment, ingenious in design, and simple for structure, manufacture is easy, at low cost, be suitable for large-scale promotion application.
Description
Technical field
The utility model relates to thermal power generating technology fields, in particular to boiler technology field, in particular to a kind of boiler
Start vapor-recovery system.
Background technique
For the boiler in thermal power plant, refers in power plant and provided in specified quantity and quality steam greatly to steam turbine
Type boiler is one of the main heat power equipment in thermal power plant, often matches with the Turbo-generator Set of certain capacity, main to use
In power generation.
By being researched and analysed to existing boiler startup increasing temperature and pressure process, starting of the boiler of power plant in increasing temperature and pressure at present
In the process, typically by air-out tube system to atmospheric steam exhaust, during assisting combustion system to control boiler startup
The pressure and temperature of steam, in general steam pressure reach 1.0Mpa, and temperature is to 200 DEG C, so that it may be recycled, thermoelectricity
Joint production boiler start-up course generally at 2 hours~4 hours, is not utilized in this stage a large amount of steam and is discharged into atmosphere, energy
Source waste is serious, and noise pollution can be caused to environment, therefore reduces the steam discharge during boiler startup, improves steam power plant
Economic benefit has great significance.
Existing air-out tube system generally includes high-pressure gas collection header, air-out tube valve and blow-off line, high-pressure gas collection
Header pipeline connection blow-off line, air-out tube valve are arranged in blow-off line.In use, opening air-out tube valve, collect
Steam in high-pressure gas collection header thinks atmospheric steam exhaust by blow-off line.
Therefore, a large amount of steam by air-out tube system direct emission enters atmosphere during boiler startup, causes steam
Huge waste, very big noise pollution is also caused to ambient enviroment, the capacity of boiler is bigger, causes waste of steam to get in operation
Seriously.
In order to efficiently use this part boiler startup steam discharge, it is desirable to provide a kind of boiler startup vapor-recovery system, energy
Boiler startup steam discharge is enough efficiently used, energy waste is reduced, reduces the noise pollution caused by environment.
Utility model content
In order to overcome the disadvantages of the prior art mentioned above, one of the utility model is designed to provide a kind of boiler startup
Vapor-recovery system can efficiently use boiler startup steam discharge, reduce energy waste, and it is dirty to reduce the noise caused by environment
Dye is suitable for large-scale promotion application.
The another object of the utility model is to provide a kind of boiler startup vapor-recovery system, ingenious in design, structure
Succinctly, manufacture is easy, at low cost, is suitable for large-scale promotion application.
To achieve the above objectives, the utility model provides a kind of boiler startup vapor-recovery system, including high-pressure gas collection collection
Case, the first air-out tube valve and blow-off line, blow-off line described in the high-pressure gas collection header pipeline connection, described first to sky
Exhaust steam valve be arranged in the blow-off line, its main feature is that, the boiler startup vapor-recovery system further include Steam Recovery valve,
Temperature-decreased pressure reducer and recovery channel, blow-off line described in the recovery channel pipeline connection be located at the high-pressure gas collection header and
Position between the first air-out tube valve, the Steam Recovery valve and the temperature-decreased pressure reducer are arranged in the recovery channel
In.
Preferably, the first air-out tube valve is air-out tube motor-driven valve or air-out tube hand-operated valve.
Preferably, the Steam Recovery valve is isolating valve.
Preferably, the high-pressure gas collection header passes through temperature-decreased pressure reducer described in the Steam Recovery valve piping connection.
Preferably, the number of the Steam Recovery valve is 2,2 Steam Recovery valves are connected in series.
Preferably, the boiler startup vapor-recovery system further includes muffler, the muffler is arranged in the steam discharge
In pipeline, the high-pressure gas collection header passes through muffler described in the first air-out tube valve piping connection.
Preferably, the boiler startup vapor-recovery system further includes the second air-out tube valve, second air-out tube
Valve is arranged in the blow-off line and between the high-pressure gas collection header and the position.
More preferably, the second air-out tube valve is air-out tube motor-driven valve or air-out tube hand-operated valve.
The beneficial effects of the utility model essentially consist in:
1, the boiler startup vapor-recovery system of the utility model includes high-pressure gas collection header, the first air-out tube valve, row
Steam pipe road, Steam Recovery valve, temperature-decreased pressure reducer and recovery channel, high-pressure gas collection header pipeline connection blow-off line, first to sky
Exhaust steam valve is arranged in blow-off line, and recovery channel pipeline connection blow-off line is located at high-pressure gas collection header and first to idle discharge
Position between steam valve, Steam Recovery valve and temperature-decreased pressure reducer are arranged in recovery channel, thus during boiler startup, when
Steam pressure reaches 1.0Mpa, and temperature closes the first external steam discharge of air-out tube valve to 200 DEG C, opens Steam Recovery valve, passes through
Temperature-decreased pressure reducer is to heat supply network steam supply, therefore, can efficiently use boiler startup steam discharge, reduce energy waste, reduce to environment
Caused by noise pollution, be suitable for large-scale promotion application.
2, the boiler startup vapor-recovery system of the utility model includes high-pressure gas collection header, the first air-out tube valve, row
Steam pipe road, Steam Recovery valve, temperature-decreased pressure reducer and recovery channel, high-pressure gas collection header pipeline connection blow-off line, first to sky
Exhaust steam valve is arranged in blow-off line, and recovery channel pipeline connection blow-off line is located at high-pressure gas collection header and first to idle discharge
Position between steam valve, Steam Recovery valve and temperature-decreased pressure reducer are arranged in recovery channel, thus during boiler startup, when
Steam pressure reaches 1.0Mpa, and temperature closes the first external steam discharge of air-out tube valve to 200 DEG C, opens Steam Recovery valve, passes through
Temperature-decreased pressure reducer is to heat supply network steam supply, therefore, ingenious in design, simple for structure, and manufacture is easy, at low cost, is suitable for large-scale promotion
Using.
The these and other objects of the utility model, feature and advantage are wanted by following detailed descriptions, attached drawing and right
It acquires to fully demonstrate, and can be achieved by means, device and the their combination specially pointed out in appended claims.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of a specific embodiment of the boiler startup vapor-recovery system of the utility model.
(symbol description)
1 high-pressure gas collection header;2 first air-out tube valves;3 blow-off lines;4 Steam Recovery valves;5 temperature-decreased pressure reducers;6 recycling
Pipeline;7 mufflers;8 second air-out tube valves.
Specific embodiment
In order to be more clearly understood that the technology contents of the utility model, spy lifts following embodiment and is described in detail.
Shown in Figure 1, in a specific embodiment of the utility model, the boiler startup steam of the utility model is returned
Receipts system includes high-pressure gas collection header 1, the first air-out tube valve 2, blow-off line 3, Steam Recovery valve 4, temperature-decreased pressure reducer 5 and returns
Closed tube road 6, blow-off line 3 described in 1 pipeline connection of high-pressure gas collection header, the first air-out tube valve 2 are arranged described
In blow-off line 3, blow-off line 3 described in 6 pipeline connection of recovery channel is located at the high-pressure gas collection header 1 and described the
Position between one air-out tube valve 2, the Steam Recovery valve 4 and the temperature-decreased pressure reducer 5 are arranged in the recovery channel 6
In.
The first air-out tube valve 2 can be any suitable air-out tube valve, preferably, first air-out tube
Valve 2 is air-out tube motor-driven valve or air-out tube hand-operated valve.It is shown in Figure 1, in a specific embodiment of the utility model
In, the first air-out tube valve 2 is air-out tube motor-driven valve.
The Steam Recovery valve 4 can be any suitable Steam Recovery valve, in a specific embodiment of the utility model
In, the Steam Recovery valve 4 is isolating valve.
The setting sequence of the Steam Recovery valve 4 and the temperature-decreased pressure reducer 5 in the recovery channel 6 can be according to need
It was determined that shown in Figure 1, in a specific embodiment of the utility model, the high-pressure gas collection header 1 passes through the steaming
Temperature-decreased pressure reducer 5 described in 4 piping connection of vapour recovery valve.
The number of the Steam Recovery valve 4 can according to need determination, shown in Figure 1, the one of the utility model
In specific embodiment, the number of the Steam Recovery valve 4 is 2, and 2 Steam Recovery valves 4 are connected in series.
It is shown in Figure 1 in order to reduce influence of noise of the starting steam discharge process to ambient enviroment, in the utility model
In one specific embodiment, the boiler startup vapor-recovery system further includes muffler 7, and the muffler 7 is arranged in the row
In steam pipe road 3, the high-pressure gas collection header 1 passes through muffler 7 described in 2 piping connection of the first air-out tube valve.
Starting steam discharge process is controlled for convenience, it is shown in Figure 1, in a specific implementation of the utility model
In example, the boiler startup vapor-recovery system further includes the second air-out tube valve 8, and the setting of the second air-out tube valve 8 exists
In the blow-off line 3 and between the high-pressure gas collection header 1 and the position.
The second air-out tube valve 8 can be any suitable air-out tube valve, more preferably, second air-out tube
Valve 8 is air-out tube motor-driven valve or air-out tube hand-operated valve.It is shown in Figure 1, in a specific embodiment of the utility model
In, the second air-out tube valve 8 is air-out tube hand-operated valve.
In use, recovery channel 6 and steam supply heat supply network piping connection before boiler startup, are opened the first air-out tube valve 2
With the second air-out tube valve 8, steam off recovery valve 4 and temperature-decreased pressure reducer 5, then starting trouble;During boiler startup,
When steam pressure reaches 1.0MPa, when temperature is to 200 DEG C, the external steam discharge of the first air-out tube valve 2 is closed, Steam Recovery valve is opened
4 and temperature-decreased pressure reducer 5, steam is by temperature-decreased pressure reducer 5 to heat supply network steam supply (steam flow is shown in arrow direction in Fig. 1).
The utility model before air-out tube valve by accessing import of the recovery channel to temperature-decreased pressure reducer, the steam of recycling
After pressure and temperature reducing, to existing heat network system steam supply.Compared with prior art, the utility model has the following beneficial effects:
(1) the utility model effectively reduces the loss of steam and water of boiler startup steam discharge process, improves the economy of power plant;
(2) the utility model reduces influence of noise of the boiler startup steam discharge process to ambient enviroment, improves power plant
Environmental protection effect.
To sum up, the boiler startup vapor-recovery system of the utility model can efficiently use boiler startup steam discharge, reduce energy
Source waste reduces the noise pollution caused by environment, ingenious in design, and simple for structure, manufacture is easy, at low cost, is suitable for extensive
It promotes and applies.
It can be seen that the purpose of this utility model completely and is effectively achieved.The function of the utility model and
Structural principle is shown and is illustrated in embodiment, and under without departing substantially from the principle, embodiment can make any modification.Institute
With the utility model includes all variant embodiments based on claim spirit and scope of the claims.
Claims (8)
1. a kind of boiler startup vapor-recovery system, including high-pressure gas collection header, the first air-out tube valve and blow-off line, described
Blow-off line described in high-pressure gas collection header pipeline connection, the first air-out tube valve are arranged in the blow-off line, special
Sign is that the boiler startup vapor-recovery system further includes Steam Recovery valve, temperature-decreased pressure reducer and recovery channel, the recycling
Conduit line is connected to the position between the high-pressure gas collection header and the first air-out tube valve of the blow-off line,
The Steam Recovery valve and the temperature-decreased pressure reducer are arranged in the recovery channel.
2. boiler startup vapor-recovery system as described in claim 1, which is characterized in that the first air-out tube valve be to
Idle discharge vapour motor-driven valve or air-out tube hand-operated valve.
3. boiler startup vapor-recovery system as described in claim 1, which is characterized in that the Steam Recovery valve is isolation
Valve.
4. boiler startup vapor-recovery system as described in claim 1, which is characterized in that the high-pressure gas collection header passes through institute
State temperature-decreased pressure reducer described in Steam Recovery valve piping connection.
5. boiler startup vapor-recovery system as described in claim 1, which is characterized in that the number of the Steam Recovery valve is
2,2 Steam Recovery valves are connected in series.
6. boiler startup vapor-recovery system as described in claim 1, which is characterized in that boiler startup Steam Recovery system
System further includes muffler, and the muffler is arranged in the blow-off line, the high-pressure gas collection header by described first to
Muffler described in idle discharge steam valve piping connection.
7. boiler startup vapor-recovery system as described in claim 1, which is characterized in that boiler startup Steam Recovery system
System further includes the second air-out tube valve, and the second air-out tube valve is arranged in the blow-off line and is located at the high pressure collection
Between gas header and the position.
8. boiler startup vapor-recovery system as claimed in claim 7, which is characterized in that the second air-out tube valve be to
Idle discharge vapour motor-driven valve or air-out tube hand-operated valve.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920086257.1U CN209540852U (en) | 2019-01-18 | 2019-01-18 | Boiler startup vapor-recovery system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920086257.1U CN209540852U (en) | 2019-01-18 | 2019-01-18 | Boiler startup vapor-recovery system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209540852U true CN209540852U (en) | 2019-10-25 |
Family
ID=68270412
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920086257.1U Expired - Fee Related CN209540852U (en) | 2019-01-18 | 2019-01-18 | Boiler startup vapor-recovery system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209540852U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112097238A (en) * | 2019-12-19 | 2020-12-18 | 上海志筠环保科技有限公司 | Boiler is to comprehensive recovery unit lamp of air exhaust |
-
2019
- 2019-01-18 CN CN201920086257.1U patent/CN209540852U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112097238A (en) * | 2019-12-19 | 2020-12-18 | 上海志筠环保科技有限公司 | Boiler is to comprehensive recovery unit lamp of air exhaust |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105156160B (en) | A kind of front end processor is combined the through-flow parameter optimization of main steam turbine and carries effect peak regulation system | |
CN104141881A (en) | Heat transfer system utilizing normal temperature compressor to compress cryogenic medium | |
CN209540852U (en) | Boiler startup vapor-recovery system | |
CN208594974U (en) | A kind of Combined cycle gas-steam turbine UTILIZATION OF VESIDUAL HEAT IN unit using compression heat pump | |
CN213208277U (en) | Heat supply capacity increasing system for coupling multiple steam sources in combined heat and power generation | |
CN210483828U (en) | Energy-saving power generation and utilization system utilizing exhaust steam waste heat of steam turbine of thermal power plant | |
CN106765018B (en) | A kind of low-quality waste heat recovery generating device | |
CN110219628B (en) | Flue gas thermal oil extraction equipment | |
CN204097096U (en) | High-pressure membrane equipment of making nitrogen oil engine smoke discharging residual heat reclaims and heats pressurized air system | |
CN102720600A (en) | Waste heat power generation system of oil rig | |
CN204554782U (en) | A kind of plant gas heat energy utilization system | |
CN204345610U (en) | A kind of high efficiency burnt gas formula steam superheating device | |
CN203605775U (en) | Fuel gas waste heat recovery device | |
CN201916007U (en) | Energy-saving shaft seal heater system | |
CN201786457U (en) | Electricity generating device utilizing tail gas of fuel gas turbine | |
CN109372602B (en) | Steam coupling system and method for biomass incinerator and coal-fired unit | |
CN201589537U (en) | Device utilizing deaerating feed to heat condensed water in cement kiln afterheat generation | |
CN105201570A (en) | Low-carbon-emission power generation system | |
CN109057898A (en) | A kind of Combined cycle gas-steam turbine afterheat utilizing system based on carbon dioxide heat-pump | |
CN213019590U (en) | Deaerator oxygen discharge door exhaust steam recovery device | |
CN210345485U (en) | Claus tail gas combustion waste heat application equipment | |
CN213362432U (en) | Working medium heat recovery device of thermal power plant | |
CN217628264U (en) | Marsh gas preliminary treatment facility | |
CN203323104U (en) | Exhaust waste heat recycling device of deaerator | |
CN204665436U (en) | The low supercharging condensing heat-exchange equipment that boils of a kind of oil field extracted water |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191025 |