CN206113676U - Exhaust -heat boiler cigarette blast gate interlocking control system - Google Patents
Exhaust -heat boiler cigarette blast gate interlocking control system Download PDFInfo
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- CN206113676U CN206113676U CN201620954562.4U CN201620954562U CN206113676U CN 206113676 U CN206113676 U CN 206113676U CN 201620954562 U CN201620954562 U CN 201620954562U CN 206113676 U CN206113676 U CN 206113676U
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- flue
- heat boiler
- chimney
- valve
- air
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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
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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Abstract
The utility model provides an exhaust -heat boiler cigarette blast gate interlocking control system, including the glass kiln, exhaust -heat boiler, the chimney, fault detection device and antithetical couplet locking control device, the common duct is provided with PRESSURE DETECTOR, PRESSURE DETECTOR has set gradually on the house steward of common duct and exhaust -heat boiler intercommunication, the cigarette blast gate, the wind channel valve has set gradually on the pipeline of exhaust -heat boiler export and chimney intercommunication, the draught fan, be provided with big flue cigarette blast gate on the export of common duct and the big flue of chimney intercommunication, be connected with the current detection ware with the turbo generator electricity of exhaust -heat boiler intercommunication, two PRESSURE DETECTOR, current detection ware and draught fan are connected with antithetical couplet locking control device with the fault detection device respectively, fault detection device output is connected with the input that allies oneself with locking control device, the output that allies oneself with locking control device is connected with big flue cigarette blast gate. The utility model discloses in, two PRESSURE DETECTOR, draught fan, current detection wares constitute the big flue cigarette blast gate switch of three independent interlocking with fault detection device and antithetical couplet locking control device respectively.
Description
Technical field
This utility model is related to a kind of interlock control system, more particularly to a kind of waste heat boiler cigarette air-valve interlocked control system
System.
Background technology
Glass is the pillar industry of building material industry, Jun Shu high energy-consuming enterprises.To realize the Sustainable Development Strategy, development is followed
Ring economy, national Eleventh Five-Year Plan lists one of ten energy-conservation key projects in " waste heat overbottom pressure utilizing works ", it is seen that save
The importance of the energy.The fume afterheat that glass kiln residual heat gas-to electricity glass furnace is produced, is produced certain by residual heat boiler for exchanging heat
The steam of parameter, pushing turbine drive motor generates electricity, and the reaction inside glass furnace needs to be carried out under conditions of negative pressure, so
It is negative pressure or zero-pressure that the flue gas of generation needs timely to discharge the pressure ensured in glass furnace by air exhauster, therefore works as glass
When flue gas in kiln is broken down by waste heat boiler, the opium that just timely glass furnace directly must be connected with chimney
Valve on road is opened, and as soon as possible discharges flue gas.Valve control system on existing opium road is most of, using artificial control
System, easily produces erroneous judgement, while also controlling not in time, to easily cause the damage of glass furnace device.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, there is provided a kind of waste heat boiler cigarette air-valve interlocked control
System, can be accurately and timely failure is made a response, it is ensured that production and the safety of equipment.
In order to achieve the above object, the technical solution adopted in the utility model is：
A kind of waste heat boiler cigarette air-valve interlock control system, including glass furnace, waste heat boiler, chimney, failure detector
And interlock control apparatus, main chimney flue is installed on described glass furnace, main chimney flue pressure detector is provided with main chimney flue, always
The outlet of flue is connected by pipeline with waste heat boiler, and between the pipeline that main chimney flue is connected with waste heat boiler boiler is disposed with
Flue pressure detector, boiler flue cigarette air-valve, described heat boiler outlet is connected by pipeline with chimney, waste heat boiler with
Air channel valve and air-introduced machine are disposed between the pipeline of chimney connection, lead between the outlet of described main chimney flue and chimney
Large flue connection is crossed, large flue cigarette air-valve, described main chimney flue pressure detector, the inspection of boiler flue pressure are provided with large flue
Survey device and air-introduced machine is connected respectively with the input of failure detector and the input of interlock control apparatus, fault detect dress
Put outfan to be connected with the input of interlock control apparatus, the outfan of interlock control apparatus is connected with large flue cigarette air-valve.
Used as preferred embodiment of the present utility model, waste heat boiler described in the utility model is by pipeline and turbine generator
Machine is connected, and the current output terminal of steam turbine generator is electrically connected with amperometric, the outfan of amperometric and fault detect
Device input is connected while connection with the input of interlock control apparatus.
As preferred embodiment of the present utility model, bypass wind is provided between this utility model waste heat boiler and chimney
Road, is provided with bypass air-introduced machine and bypass air channel valve on bypass air channel, bypass air channel valve is defeated with failure detector
The input for entering end and interlock control apparatus connects.
Used as preferred embodiment of the present utility model, main chimney flue described in the utility model goes out to be provided with side between chimney
Road flue, is provided with bypass flue cigarette air-valve on bypass flue, the input of bypass flue cigarette air-valve and failure detector and
The input connection of interlock control apparatus.
Compared with prior art, the beneficial effects of the utility model are：Two wind are provided between waste heat boiler and chimney
Road, glass furnace is provided with bypass cigarette air-valve with chimney, and spare duct when breaking down does not interfere with production while being also convenient for inspection
Repair, main chimney flue pressure detector and boiler flue pressure detector, air-introduced machine, amperometric respectively with failure detector with
And interlock control apparatus constitute three independent interlocking switches, the pressure detected when two pressure detectors exceed preset value,
The current value that fan trip or amperometric are detected more than pre-seting, believe by pressure signal, trip signal or electric current
Number simultaneously failure detector and interlock control apparatus are passed to, interlock control apparatus are timely made a response on large flue
Valve is opened, and accuracy of judgement is timely, it is to avoid maloperation, effective protection production equipment.
Description of the drawings
Fig. 1 is this utility model schematic flow sheet；
1. glass furnace；2. main chimney flue pressure detector；3. large flue cigarette air-valve；31. bypass flue cigarette air-valves；4. chimney；
5. boiler flue pressure detector；6. boiler flue cigarette air-valve；7. waste heat boiler；71. steam turbine generators；72. amperometrics；
8 air channel valves；81. bypass air channel valves；9. air-introduced machine；91. bypass air-introduced machines, 10. failure detector, 11. interlockings
Control device.
Specific embodiment
Purport of the present utility model is to overcome the deficiencies in the prior art, there is provided a kind of waste heat boiler cigarette air-valve interlocked control
System, can be accurately and timely failure is made a response, it is ensured that production and the safety of equipment.
It is described in detail referring to the drawings with reference to embodiment, to enter to technical characteristic of the present utility model and advantage
Row deeper into annotation.
Flow chart of the present utility model as shown in Figure 1, a kind of cigarette air-valve interlock control system of waste heat boiler 7, including glass
Glass kiln 1, waste heat boiler 7, chimney 4, failure detector and interlock control apparatus, on described glass furnace 1 total cigarette is provided with
Road, is provided with main chimney flue pressure detector 2 on main chimney flue, the outlet of main chimney flue is connected by pipeline with waste heat boiler 7, main chimney flue
Boiler flue pressure detector 5, boiler flue cigarette air-valve 6 are disposed between the pipeline connected with waste heat boiler 7, it is described
The outlet of waste heat boiler 7 is connected by pipeline with chimney 4, and between the pipeline that waste heat boiler 7 is connected with chimney 4 air channel is disposed with
Valve 8 and air-introduced machine 9, are connected between the outlet of described main chimney flue and chimney 4 by large flue, are provided with large flue big
Flue gas air-valve 3, described main chimney flue pressure detector 2, boiler flue pressure detector 5 and air-introduced machine 9 respectively with failure
The input of detection means and the input connection of interlock control apparatus, failure detector outfan and interlock control apparatus
Input connects, and the outfan of interlock control apparatus is connected with large flue cigarette air-valve 3.The waste heat flue gas that glass furnace 1 is produced passes through
To in waste heat boiler 7, waste heat boiler 7 carries out heat exchange and produces water vapour Pipeline transport using the heat contained in flue gas, and water steams
Gas is generated electricity by Pipeline transport to steam turbine generator, steam turbine generator, and the flue gas after heat exchange leads in the presence of air-introduced machine 9
Cross pipeline to discharge from chimney 4, while glass furnace 1 is directly connected with chimney 4 by large flue, under normal circumstances, on large flue
Large flue cigarette air-valve 3 is closed, after passing through pipeline via waste heat boiler 7, air-introduced machine 9 from the flue gas out of glass furnace 1
Discharged by chimney 4 again, normal signal is passed to interlock control apparatus, large flue cigarette wind by failure detector under normal condition
Interrupt transmission signal when valve 3 detects failure, when detecting on main chimney flue pressure detector 2 and boiler flue pressure detector 5
Pressure when exceeding preset value, pressure signal transmission to failure detector and interlock control apparatus, now, fault detect dress
Put interruption and deliver a signal to interlock control apparatus, the timer on interlock control apparatus starts timing, when more than the timing for arranging
During the time, interlock control apparatus to be made a response and open the large flue cigarette air-valve 3 on large flue；It is same when air-introduced machine 9 trips
When, trip signal passes to failure detector and interlock control apparatus, and the timer on interlock control apparatus starts timing,
When more than the timing time for arranging, interlock control apparatus to be made a response and open the large flue cigarette air-valve 3 on large flue.
Additionally, described waste heat boiler 7 is connected by pipeline with steam turbine generator, the current output terminal electricity of steam turbine generator
Amperometric is connected with, is filled with interlocked control while the outfan of amperometric is connected with failure detector input
The input connection put, when the current value of the steam turbine generator output that current sensing means is detected exceeds pre-set current value,
Current signal passes to failure detector and interlock control apparatus, and the timer on interlock control apparatus starts timing, when
During more than the timing time for arranging, interlock control apparatus to be made a response and open the large flue cigarette air-valve 3 on large flue.
In addition, being provided with bypass air channel between waste heat boiler 7 and chimney 4, bypass air-introduced machine 91 is provided with bypass air channel
And bypass cigarette air-valve, bypass air-introduced machine 91 and be connected with the input of failure detector and the input of interlock control apparatus,
Bypass air channel also allows for air-introduced machine 9 and works simultaneously with bypass air-introduced machine 91 or one of work certainly as standby air channel,
When air-introduced machine 9 or bypass air-introduced machine 91 trip, trip signal passes to failure detector and interlock control apparatus, connection
Timer on lock control device starts timing, and when more than the timing time for arranging, interlock control apparatus are made a response will be big
Large flue cigarette air-valve 3 on flue is opened.
Described main chimney flue goes out to be provided with bypass flue between chimney 4, and bypass flue cigarette wind is provided with bypass flue
Valve 31, bypass flue cigarette air-valve 31 is connected with the input of failure detector and the input of interlock control apparatus, bypasses cigarette
Road also serves as standby flue, break down or large flue overhaul when use, it is ensured that produce unaffected, bypass flue cigarette air-valve
31 are controlled as large flue cigarette air-valve 3 by interlock control apparatus.
This utility model, is provided with two air channels between waste heat boiler 7 and chimney 4, glass furnace 1 is provided with side with chimney 4
Road cigarette air-valve, spare duct when breaking down does not interfere with production while being also convenient for maintenance, main chimney flue pressure detector 2 and pot
Stove flue pressure detector 5, air-introduced machine 9, amperometric constitutes three with failure detector and interlock control apparatus respectively
Individual independent interlocking switch, trips or electric current inspection when the pressure that two pressure detectors are detected exceedes preset value, air-introduced machine 9
More than pre-seting, either trip signal or current signal pass to failure inspection to pressure signal to the current value that survey device is detected simultaneously
Device and interlock control apparatus are surveyed, interlock control apparatus timely to be made a response and open large flue valve, meet multiple conditions
Large flue valve just can be opened, it is to avoid erroneous judgement occur, and energy equal to various faults fast reaction is effectively protected production equipment.
Claims (4)
1. a kind of waste heat boiler（7）Cigarette air-valve interlock control system, including glass furnace（1）, waste heat boiler（7）, chimney（4）, therefore
Barrier detection means（10）And interlock control apparatus（11）, it is characterised in that：Described glass furnace（1）On main chimney flue is installed,
Main chimney flue pressure detector is provided with main chimney flue（2）, the outlet of main chimney flue is by pipeline and waste heat boiler（7）Connection, total cigarette
Road and waste heat boiler（7）Boiler flue pressure detector is disposed between the pipeline of connection（5）, boiler flue cigarette air-valve
（6）, described waste heat boiler（7）Outlet is by pipeline and chimney（4）Connection, waste heat boiler（7）With chimney（4）The pipeline of connection
Between be disposed with air channel valve（8）And air-introduced machine（9）, the outlet of described main chimney flue and chimney（4）Between by big
Flue is connected, and large flue cigarette air-valve is provided with large flue（3）, described main chimney flue pressure detector（2）, boiler flue pressure
Detector（5）And air-introduced machine（9）Respectively with failure detector（10）Input and interlock control apparatus（11）Input
End connection, failure detector（10）Outfan and interlock control apparatus（11）Input connection, interlock control apparatus（11）
Outfan and large flue cigarette air-valve（3）Connection.
2. according to the waste heat boiler described in claim 1（7）Cigarette air-valve interlock control system, it is characterised in that：Described waste heat pot
Stove（7）By pipeline and steam turbine generator（71）Connection, steam turbine generator（71）Current output terminal be connected with amperometric
（72）, amperometric（72）Outfan and failure detector（10）Input connect while and interlock control apparatus
（11）Input connection.
3. according to the waste heat boiler described in claim 2（7）Cigarette air-valve interlock control system, it is characterised in that：Waste heat boiler（7）With
Chimney（4）Between be provided with bypass air channel, bypass air channel on be provided with bypass air-introduced machine（91）And bypass air channel valve（81）,
Bypass air-introduced machine（91）With failure detector（10）Input and interlock control apparatus（11）Input connection.
4. waste heat boiler according to claim 3（7）Cigarette air-valve interlock control system, it is characterised in that：Described total cigarette
Say and chimney（4）Between be provided with bypass flue, bypass flue cigarette air-valve is installed on bypass flue（31）, bypass flue cigarette
Air-valve（31）With failure detector（10）Input and interlock control apparatus（11）Input connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620954562.4U CN206113676U (en) | 2016-08-29 | 2016-08-29 | Exhaust -heat boiler cigarette blast gate interlocking control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620954562.4U CN206113676U (en) | 2016-08-29 | 2016-08-29 | Exhaust -heat boiler cigarette blast gate interlocking control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206113676U true CN206113676U (en) | 2017-04-19 |
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ID=58513797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620954562.4U Active CN206113676U (en) | 2016-08-29 | 2016-08-29 | Exhaust -heat boiler cigarette blast gate interlocking control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206113676U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108870352A (en) * | 2018-08-01 | 2018-11-23 | 南京南锅动力设备有限公司 | A kind of afterheat boiler system device for shutting down afterburning function with gas turbine |
-
2016
- 2016-08-29 CN CN201620954562.4U patent/CN206113676U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108870352A (en) * | 2018-08-01 | 2018-11-23 | 南京南锅动力设备有限公司 | A kind of afterheat boiler system device for shutting down afterburning function with gas turbine |
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| GR01 | Patent grant |