CN209229732U - A kind of dual fuel burner monitoring device - Google Patents
A kind of dual fuel burner monitoring device Download PDFInfo
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- CN209229732U CN209229732U CN201821746793.1U CN201821746793U CN209229732U CN 209229732 U CN209229732 U CN 209229732U CN 201821746793 U CN201821746793 U CN 201821746793U CN 209229732 U CN209229732 U CN 209229732U
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Abstract
A kind of dual fuel burner monitoring device, including PLC module, digital module is equipped in the PLC module, analog module, CPU module, the digital module respectively with hinge detection switch, fuel-pressure switch, air pressure detection switch, water level detection switch is connected with steam pressure detection switch, the digital module connects fuel temperature sensor through intelligent temperature controller, digital module connects gaseous-pressure transmitter through I intelligent pressure instrument, digital module connects gas leakage transmitter through II intelligent pressure instrument, digital module connects flame photoelectric tube through flame amplifier, digital module connects water level pressure difference transmitter through intelligent water level instrument, the analog module respectively with steam pressure transmitter, the connection of flue-gas temperature sensor, the CPU module respectively with alarm bell, indicator light It is connected with touch screen.The characteristics of device has the efficiency for improving dual fuel burner burning, reduces combustion tail gas discharge of poisonous waste.
Description
Technical field
The utility model relates to a kind of dual fuel burner monitoring devices.
Background technique
With China and the international attention to environmental protection, the burning of conventional burners is insufficient, and fuel consumption is big and NOxRow
It puts the problems such as exceeded increasingly and has and is to be solved.Conventional burners monitoring system is not comprehensive to the monitoring of burner, so that burner
After establishing flame, some important blowing out points can only be monitored.Our factory is on the basis by many years burner design, production
On, according to the production contract of dual fuel burner, the combustion technology by fuel oil, combustion gas is combined for the first time, and proposes a kind of double combustions
Gas turbine liquid-fuel burner monitors system, is monitored to each important monitoring point of burner, while passing through the monitoring combustion of flue gas analyzer emphasis
Burn NO in tail gasXConcentration keep fuel combustion abundant by the monitoring to fuel, air, and effectively reduce combustion tail gas
Middle NOXConcentration.Ship's navigation is also provided in different waters simultaneously, and the handoff functionality of fuel, makes when in face of various criterion
Ship meets the condition for entering harbour.
Utility model content
Its purpose of the utility model, which is that, provides a kind of dual fuel burner monitoring device, solves conventional burners prison
Examining system is not comprehensive to the monitoring of burner, so that can only supervise to some important blowing out points after burner establishes flame
The problem of survey.
It adopts the technical scheme that achieve the above object, a kind of dual fuel burner monitoring device, including PLC mould
Block, the PLC module is interior to be equipped with digital module, analog module, CPU module, and the digital module is examined with hinge respectively
It surveys switch, fuel-pressure switch, air pressure detection switch, water level detection switch to be connected with steam pressure detection switch, institute
It states digital module and connects fuel temperature sensor through intelligent temperature controller, digital module is connected through I intelligent pressure instrument to be fired
Air pressure power transmitter, digital module connect gas leakage transmitter through II intelligent pressure instrument, and digital module is put through flame
Big device connects flame photoelectric tube, and digital module connects water level pressure difference transmitter, the analog module through intelligent water level instrument
Connect respectively with steam pressure transmitter, flue-gas temperature sensor, the CPU module respectively with alarm bell, indicator light and touch screen
Connection.
Beneficial effect
The utility model has the following advantages that compared with prior art.
The utility model has the advantages that the device not only increases safety when dual fuel burner is run, also enhance
The operability of dual fuel burner also improves the efficiency of dual fuel burner burning, reduces combustion tail gas nuisance
The discharge of matter monitors system for dual fuel burner from now on and provides reference.
Detailed description of the invention
Below in conjunction with attached drawing, the utility model is described in further detail.
Fig. 1 is the structure connection figure of the utility model；
Fig. 2 is main monitoring point layout drawing on the fuel-firing gas-firing pipeline of dual fuel burner described in the utility model.
Specific embodiment
With reference to the accompanying drawing, the utility model is further described.
The present apparatus includes PLC module 18, as shown in Figure 1, being equipped with digital module 23, analog quantity in the PLC module 18
Module 24, CPU module 22, the digital module 23 are examined with hinge detection switch 1, fuel-pressure switch 2, air pressure respectively
It surveys switch 6, water level detection switch 8 to be connected with steam pressure detection switch 10, the digital module 23 is through intelligent temperature controller
Table 13 connects fuel temperature sensor 3, and digital module 23 connects gaseous-pressure transmitter 4, number through I intelligent pressure instrument 14
It measures module 23 and connects gas leakage transmitter 5 through II intelligent pressure instrument 15, digital module 23 is connected through flame amplifier 16
Flame photoelectric tube 7, digital module 23 connect water level pressure difference transmitter 9, the analog module 24 through intelligent water level instrument 17
Connect respectively with steam pressure transmitter 11, flue-gas temperature sensor 12, the CPU module 22 respectively with alarm bell 19, indicator light
20 and touch screen 21 connect.
The utility model mainly for the fuel pipe of dual fuel burner peculiar to vessel, fuel gas pipeline, air-supply pipeline, flame,
And its water level, the steam pressure of mating boiler are comprehensively monitored；As shown in Fig. 2, selecting in PLC module 18 in the present system
Digital module 23 and analog module 24 corresponding signal is acquired respectively, reduce the quantity of conversion module；And
And collected signal is delivered in the CPU module 22 of PLC module 18 and is handled, effectively, timely to the special of generation
Situation is alarmed；Also collected steam pressure signal is delivered in control system, control system is according to boiler load pair
Fuel oil or the ratio of combustion gas, air are adjusted.
The working principle of the utility model is that (1) passes through fuel oil pressure when dual fuel burner uses heavy oil as fuel
The numerical value that " fuel oil forces down " and " fuel oil presses through low " is arranged in power switch 2 is monitored oil pressure；It is right by fuel temperature sensor 3
The temperature of heavy oil carries out real-time monitoring in pipeline, and " fuel oil temperature is low ", " fuel oil temperature mistake is arranged by intelligent temperature controller 13
It is low ", " fuel oil temperature high ", " fuel oil temperature is excessively high " four alarm points；And air pressure detection switch is equipped on pipeline of fans
6, the air pressure on pipeline of fans is monitored；Flame photoelectric tube 7 is equipped at burner head, flame photoelectric tube 7 exists
When ember monitors before burner ignition, when burner ignition, when burner establishes main fiery flame and burner normal combustion
When, whether there is flame to be monitored in combustion chamber, and flare up fire is sent to flame amplifier 16；Mating with burner
It is equipped with water level detection switch 8 in the boiler used, whether has enough water to be monitored in boiler；With burner is mating makes
In boiler simultaneously be equipped with water level pressure difference transmitter 9, in boiler water level height be monitored, and by water level information send to
Intelligent water level instrument 17, intelligent water level instrument 17 control the start and stop of water pump and the switching of reserve pump；With burner is mating makes
It is equipped with steam pressure detection switch 10 in boiler, is monitored to steam whether is generated in boiler；Mating with burner
It is equipped with steam pressure transmitter 11 in the boiler that uses, the steam pressure size in boiler is monitored, and by steam pressure
Information is sent into the analog module 24 of PLC module 18；Flue-gas temperature sensor 12 is equipped at burner tail gas pipeline, to combustion
The temperature for burning product is monitored, and verifies influence of the circulating flue gas temperature to final emission combustion product.(2) work as double fuel
When burner uses MGO oil or light oil as fuel, do not need to be monitored fuel oil temperature, remaining makes with dual fuel burner
Use monitoring principle of the heavy oil as fuel when identical.(3) when dual fuel burner uses natural gas as fuel, pass through I intelligence
Gaseous-pressure lower limit value is arranged in energy pressure gauge 14, and is monitored by gaseous-pressure transmitter 4 to gaseous-pressure；Pass through again
II intelligent pressure instrument 15 be arranged gas pressure force value, and by gas leakage transmitter 5 to whether have in pipeline gas leakage into
Row monitoring, remaining uses monitoring principle of the heavy oil as fuel when identical with dual fuel burner.
Claims (1)
1. a kind of dual fuel burner monitoring device, including PLC module (18), which is characterized in that set in the PLC module (18)
There are digital module (23), analog module (24), CPU module (22), the digital module (23) is detected with hinge respectively
Switch (1), fuel-pressure switch (2), air pressure detection switch (6), water level detection switch (8) and steam pressure detection switch
(10) it is connected, the digital module (23) connects fuel temperature sensor (3) through intelligent temperature controller (13), digital quantity mould
Block (23) connects gaseous-pressure transmitter (4) through I intelligent pressure instrument (14), and digital module (23) is through II intelligent pressure instrument
(15) gas leakage transmitter (5) are connected, digital module (23) connects flame photoelectric tube (7) through flame amplifier (16), number
Word amount module (23) through intelligent water level instrument (17) connect water level pressure difference transmitter (9), the analog module (24) respectively with
Steam pressure transmitter (11), flue-gas temperature sensor (12) connection, the CPU module (22) respectively with alarm bell (19), instruction
Lamp (20) and touch screen (21) connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821746793.1U CN209229732U (en) | 2018-10-26 | 2018-10-26 | A kind of dual fuel burner monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821746793.1U CN209229732U (en) | 2018-10-26 | 2018-10-26 | A kind of dual fuel burner monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209229732U true CN209229732U (en) | 2019-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821746793.1U Active CN209229732U (en) | 2018-10-26 | 2018-10-26 | A kind of dual fuel burner monitoring device |
Country Status (1)
| Country | Link |
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| CN (1) | CN209229732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114560A (en) * | 2018-10-26 | 2019-01-01 | 江西中船航海仪器有限公司 | A kind of dual fuel burner monitoring system |
-
2018
- 2018-10-26 CN CN201821746793.1U patent/CN209229732U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109114560A (en) * | 2018-10-26 | 2019-01-01 | 江西中船航海仪器有限公司 | A kind of dual fuel burner monitoring system |
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