CN201218518Y - Coke oven combustion controller - Google Patents
Coke oven combustion controller Download PDFInfo
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- CN201218518Y CN201218518Y CNU2008200763116U CN200820076311U CN201218518Y CN 201218518 Y CN201218518 Y CN 201218518Y CN U2008200763116 U CNU2008200763116 U CN U2008200763116U CN 200820076311 U CN200820076311 U CN 200820076311U CN 201218518 Y CN201218518 Y CN 201218518Y
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Abstract
The utility model relates to a combustion control device for a coke oven baker, comprising a fuel gas control pipe, a flow control valve, and a fan with an electromotor M1. The utility model is characterized in that the combustion control device also comprises a stander, a control box, an inflamer and an electrical apparatus element; the fuel gas control pipe is provided with a coal gas pressure low-switch S23, an electrical ball valve V4, double electromagnetic valves and a coal gas pressure hi-switch S22 in sequence; the outlet of the fan is connected with the air inlet of the inflamer through an air pipe, a ball valve, an electromagnetic butterfly valve V3 and an air pressure switch S21 which are connected in sequence; a fuel gas outlet is connected with a metal fuel gas pipe of the inflamer through a fuel gas pipe; six control buttons are installed on the control box, and a blaze surveymeter A1, an air switch QF1, an air switch QF2, an air switch QF4, a universal logic module LOGO, a universal logic expanded module LOGODM, an ignition transformer T1 and a contactor KM1 are installed in the control box. The combustion control device for the coke oven baker can control the supply of the fuel gas and the input air of the combustion fan and has high security.
Description
Technical field
The utility model relates to a kind of heatingup of coke oven battery combustion control device.
Background technology
Domestic many capacity coke oven and the industrial furnace introduced in recent years is typically German 7.63m coke oven, and the control horizontal relationship of heatingup of coke oven battery is to the performance and the service life of bed rearrangement coke oven.Existing heatingup of coke oven battery is that the steel pipe that will connect flow control valve stretches in the baker as the carbonization chamber of combustion gas control valve from coke oven, 60-70 hole carbonization chamber is generally arranged, all carbonization chamber uses a manually-operated gate Artificial Control jointly, control enters the combustion gas in the heatingup of coke oven battery, can not control the air that flows in the heatingup of coke oven battery, and combustion system is uncontrollable substantially, the poor performance of baker, be difficult to guarantee the performance and the service life of coke oven, and have potential safety hazard, can not satisfy the requirement of capacity coke oven.
Summary of the invention
In order to overcome the above-mentioned deficiency of existing heatingup of coke oven battery combustion control device, the utility model provides a kind of supply of combustion gas and the air quantity of combustion fan, safe heatingup of coke oven battery combustion control device controlled.
Technical conceive of the present utility model is to adopt the baker burner special, and control section adopts Siemens LOGO universal logic module, replaces the combustion control device of conventional relay interlocking and manually-operated gate, has improved the reliability of heatingup of coke oven battery combustion control device.
This heatingup of coke oven battery combustion control device comprises the combustion gas control valve, flow control valve, the blower fan that has motor M1, it is characterized in that: also have a frame, control cabinet, burner and electric elements, blower fan, combustion gas control valve and control cabinet are installed in frame, begin setting gradually well strainer from fuel gas inlet at the combustion gas control valve to gas outlet, gas pressure low switch S23, electrical ball valve V4, dual-coil electromagnetic valve, the high switch S 22 of gas pressure, the blower fan outlet air hose that connects successively, ball valve, electromagnetism butterfly valve V3 and air pressure switch S21 connect with the air intake of burner, and gas outlet connects with the metal Gas Pipe of burner with Gas Pipe; At control cabinet start button S1, stop button S2, SR S3, coal gas increasing button S4 are installed, coal gas reduces button S5 and review button S6, and flame scanner A1, air switch QF1, air switch QF2, air switch QF4, universal logic module LOGO, generic logic expansion module LOGO DM, ignition transformer T1, contactor KM1 and connecting terminal block XT1 are installed in control cabinet; Burner has a burner tube and metal Gas Pipe, the metal Gas Pipe is fixed in the burner tube, the front end of metal Gas Pipe is being fixed burner, the tail end of metal Gas Pipe reaches outside the burner tube, at burner tube air intake is arranged, gas outlet at burner is installed with igniter head, the connection electric wire of igniter head through the ignition lead insulating base outside burner tube stretches out burner tube, flame inspection probe also is installed in burner tube, and the connection electric wire of flame inspection probe is through surveying the line insulating base outside burner tube stretches out burner tube; Motor M1 is connected with the three phase mains of power supply through the main contact of contactor KM1, air switch QF2 and air switch QF1 successively, the zero line PEN of equipment is connected with zero-power line N through air switch QF1, the N utmost point of universal logic module LOGO and generic logic expansion module LOGO DM is connected with the zero line PEN of equipment, and No. 1 live wire of equipment is connected with a live wire of the three phase mains of power supply through air switch QF4 and QF1; The L1 utmost point of universal logic module LOGO and generic logic expansion module LOGO DM is connected with No. 1 live wire; One end of the auxiliary contact of air switch QF2, the auxiliary contact of contactor KM1, the end of air pressure switch S21, the high switch S 22 of gas pressure and the end of gas pressure low switch S23 are connected with No. 1 live wire, and the other end of another auxiliary contact of air switch QF2, another auxiliary contact of contactor KM1, the other end of air pressure switch S21, the high switch S 22 of gas pressure and the other end of gas pressure low switch S23 are connected with I1 terminal, I2 terminal, I3 terminal, I4 terminal and the I5 terminal of universal logic module LOGO respectively; The 8th terminal of flame scanner A1 is connected with No. 1 live wire, and the 9th terminal of flame scanner A1 is connected with the I6 terminal of universal logic module LOGO; The end that start button S1, stop button S2, SR S3, coal gas increasing button S4, coal gas reduce button S5 and review button S6 is connected with No. 1 live wire, and the other end that start button S1, stop button S2, SR S3, coal gas increasing button S4, coal gas reduce button S5 and review button S6 is connected with I9 terminal, I10 terminal, I11 terminal, I12 terminal, I13 terminal and the I14 terminal of universal logic module LOGO respectively; The relay length that universal logic module LOGO is provided with is opened contact Q1, Q2, the end of Q3 and Q4 is connected with No. 1 live wire, the other end respectively with 31 terminals of universal logic module LOGO, 32 terminals, 33 terminals and 34 terminals connect, 31 terminals are also connecting an end of the hot-wire coil of blower fan contactor KM1, the other end of the hot-wire coil of contactor KM1 is connected with zero line PEN, 32 terminals also are connected with the input of ignition transformer T1, another input of ignition transformer T1 is connected with zero line PEN, the public ground wire of one termination of the secondary coil of ignition transformer T1, the other end of secondary coil is connected with igniter head of burner, 33 terminals are also connecting a terminal of dual-coil electromagnetic valve, the another terminal of dual-coil electromagnetic valve is connected with zero line PEN, 34 terminals are also connecting the end of electromagnetism butterfly valve V3, and the other end of electromagnetism butterfly valve V3 is connected with zero line PEN; 1 terminal of flame scanner A1 is connected with No. 1 live wire, the terminal of electrical ball valve V4 and 2 terminals of flame scanner A1 are connected with zero line PEN, 2 terminals of electrical ball valve V4,3 terminals are connected with 40 terminals, 41 terminals of generic logic expansion module LOGO DM respectively, the zero line joint of control motor M is connected with zero line PEN, 4 terminals of flame scanner A1 and the zero line joint of flame scanner are connected with zero line PEN, and 3 terminals are connected with flame inspection probe through resistor R 1.
Above-mentioned heatingup of coke oven battery combustion control device, it is characterized in that: gas flow digital display meter A3 and signal lamp also are being set at control cabinet, signal lamp has power supply indicator H0, control circuit indication H1, fan operation indicator lamp H2, burner run indicator H3, coal air pressure indicator lamp H4, blower fan air pressure indicator lamp H5 and flame indicator lamp H6, the two ends of power supply indicator H0 are connected zero line PEN and No. 1 live wire of equipment, and the two ends of fan operation indicator lamp H2 are connected with 31 terminals of zero line PEN and universal logic module LOGO respectively; The length that is provided with in the generic logic expansion module LOGO DM is opened contact Q5, Q6, Q7, Q8, Q9, the end of Q10 and Q11 is connected with No. 1 live wire, the long other end of opening contact Q5 is connected with 35 terminals of generic logic expansion module LOGO DM, and be connected with zero line PEN through control circuit indicator lamp H1, the long other end of opening contact Q6 is connected with 36 terminals of generic logic expansion module LOGO DM, and be connected with zero line PEN through burner run indicator H3, the long other end of opening contact Q7 is connected with 37 terminals of generic logic expansion module LOGO DM, and be connected with zero line PEN through coal air pressure indicator lamp H4, the long other end of opening contact Q8 is connected with 38 terminals of generic logic expansion module LOGO DM, and be connected with zero line PEN through blower fan air pressure indicator lamp H5, the long other end of opening contact Q9 is connected with 39 terminals of generic logic expansion module LOGO DM, and be connected with zero line PEN through flame indicator lamp H6, the long other end of opening contact Q10 is connected with 40 terminals of generic logic expansion module LOGO DM, and be connected with the 2nd terminal of electrical ball valve V4, the long other end of opening contact Q11 is connected with 41 terminals of generic logic expansion module LOGODM, and is connected with the 3rd terminal of electrical ball valve V4; The 12nd terminal of gas flow digital display meter A3, the 14th terminal and 19 terminals are connected with No. 1 live wire, the 13rd terminal of gas flow digital display meter A3, the 15th terminal are connected with I7 terminal and the I8 terminal of universal logic module LOGO respectively, 20 terminals of gas flow digital display meter A3 are connected with zero line PEN, and 4 terminals of electrical ball valve V4,5 terminals and 6 terminals are connected with 5 terminals, 1 terminal and 2 terminals of gas flow digital display meter A3 valve respectively.
This heatingup of coke oven battery combustion control device is controlled the supply of combustion gas and the air quantity of combustion fan easily, can adapt to the needs of different intensifications, and baker hot gas flow is big, and furnace temperature is controlled easily.Coal gas is in the special nozzle internal combustion, the combustion fan air blast, the hot waste gas malleation air blast that produces enters carbonization chamber, this control device has gas igniter, flame detector and coal gas, combustion air pressure switch, automatically shut down coal gas after the fray-out of flame immediately, the possibility of stopping to explode, safe, air mass flow is very big, uniform heat distribution.The signalization indicator lamp, when start-up course and operation, breaking down shows failure cause by indicator lamp, gas supply is cut off in burn-out automatically, stops combustion fan.
Description of drawings
Fig. 1 is the front view of this heatingup of coke oven battery combustion control device embodiment.
Fig. 2 is the connection layout of blower fan, valve and burner, and the figure middle and upper part is cutting open along A-A line among Fig. 1.
Fig. 3 is the structure chart of burner, and the left side is cut open among the figure, and Fig. 1 amplifies relatively.
Fig. 4 is the main distribution map of electronic device in control cabinet.
Fig. 5 is the power supply figure of blower fan and LOGO and LOGO DM.
Fig. 6 is the connection layout of air pressure switch and gas pressure switch and LOGO
Fig. 7 is the connection layout of press button and LOGO DM.
The connection layout of Fig. 8 ignition transformer and dual-coil electromagnetic valve and LOGO.
Fig. 9 is signal lamp and LOGO DM connection layout.
Figure 10 is gas regulator, electrical ball valve and gas flow digital display meter and flame detector connection layout.
Among the above-mentioned figure:
1, frame 2, control cabinet 3, installing plate 4, air gauge
5, filter 6, combustion gas control valve 7, blower fan 8, blower fan outlet
9, fuel gas inlet 10, electric wire 11, dual-coil electromagnetic valve (being V1, V2 combination valve)
12, electric wire 13, electric wire 14, electric wire 15, gas outlet
16, Gas Pipe 17, air hose 18, ball valve 19, air intake
20, burner 21, ignition lead insulating base 22, detection line insulating base
23, metal Gas Pipe 24, burner tube 25, igniter head 26, burner
27, flame inspection probe 28, wiring duct 29, flame H0 power supply indicator
H1 control circuit indicator lamp H2 fan operation indicator lamp H3 burner run indicator
H4 coal air pressure indicator lamp H5 blower fan air pressure indicator lamp H6 flame indicator lamp
S1 start button S2 stop button S3 SR S4 coal gas increasing button
S5 coal gas reduces button S6, review button (checking V4 and blower fan)
The high switch S 23 gas pressure low switches of S21 air pressure switch S22 gas pressure
A1 flame scanner A2 microampere meter A3 gas flow digital display meter
KM1 contactor R1 resistor 10K T1 ignition transformer
LOGO universal logic module LOGO DM generic logic expansion module
M1 motor M control motor N zero line
The three phase mains QF1 air switch QF2 air switch of L1, L2, L3 power supply
QF3 earth leakage circuit-breaker QF4 air switch
The inside output relay normal opened contact that Q1, Q2, Q3, Q4 LOGO are provided with
The inside output relay normal opened contact that Q5, Q6, Q7, Q8, Q9, Q10, Q11, Q12 LOGO DM are provided with
V1 magnetic valve V2 magnet valve (can separate in logic but dual-coil electromagnetic valve of two valves compositions)
No. two cables of V3 electromagnetism butterfly valve V4 cable W2 of electrical ball valve W1
No. six cables of No. five cable W6 of No. four cable W5 of No. three cable W4 of W3
No. nine cables of No. eight cable W9 of No. seven cable W8 of W7
WPE shielded cable XT1 terminal board
The specific embodiment
Describe the specific embodiment of this heatingup of coke oven battery combustion control device in detail below in conjunction with embodiment and accompanying drawing thereof, but the specific embodiment of this heatingup of coke oven battery combustion control device is not limited to following embodiment.
The heatingup of coke oven battery combustion control device that Fig. 1 and Fig. 2 describe comprises combustion gas control valve 6, flow control valve, the blower fan 7 that has motor M1, air gauge 4, air gauge 4 connects logical with combustion gas control valve 6, it is characterized in that: also have a frame 1, frame 1 is divided into three layers, blower fan 7 and motor M1 are installed in the lower floor of frame 1, combustion gas control valve 6 is put middle part in frame 1 for horseshoe clamp, begin setting gradually well strainer 5 from fuel gas inlet 9 at combustion gas control valve 6 to gas outlet 15, air gauge 4, gas pressure low switch S23, electrical ball valve V4, dual-coil electromagnetic valve 11, the high switch S 22 of gas pressure, control cabinet 2 and burner 20 also are being set, the air hose 17 that blower fan outlet 8 usefulness connect successively, ball valve 18, electromagnetism butterfly valve V3 and air pressure switch S21 connect with the air intake 19 of burner 20, and gas outlet 15 usefulness Gas Pipe 16 connect with the metal Gas Pipe 23 of burner 20.Control cabinet 2 is arranged on the top of frame 1, at control cabinet 2 start button S1, stop button S2, SR S3, coal gas increasing button S4 are installed, coal gas reduces button S5 and review button S6, flame scanner A1, air switch QF1, air switch QF2, air switch QF4, universal logic module LOGO, generic logic expansion module LOGO DM module, ignition transformer T1, contactor KM1 and terminal board XT1 are installed, referring to Fig. 4 in control cabinet 2.The structure of burner 20 is referring to Fig. 3, burner 20 has a burner tube 24 and metal Gas Pipe 23, metal Gas Pipe 23 is fixed in the burner tube 24, the front end of metal Gas Pipe 23 is being fixed burner 26, the tail end of metal Gas Pipe 23 reaches outside the burner tube 24 from the side, in burner tube 24 sides air intake 19 is arranged.Gas outlet at burner 26 is installed with igniter head 25, the connection electric wire of igniter head 25 through ignition lead insulating base 21 outside burner tube 24 is stretched out in the bottom of burner tube 24, flame inspection probe 27 also is installed in burner tube 24, and the connection electric wire of flame inspection probe 27 stretches out outside the burner tube 24 through the lower curtate of detection line insulating base 22 from burner tube 24.
Present embodiment also is being provided with power supply indicator H0, control circuit indication H1, fan operation indicator lamp H2, burner run indicator H3, coal air pressure indicator lamp H4, blower fan air pressure indicator lamp H5, flame indicator lamp H6, microampere meter A2 and gas flow digital display meter A3 at control cabinet 2.
Describe the annexation between the electric elements below respectively in detail.
The annexation of the motor M1 of blower fan 7 and universal logic module LOGO and power supply is seen Fig. 5 among Fig. 1, motor M1 is connected with three phase mains L1, L2 and the L3 of power supply through the main contact of contactor KM1, air switch QF2 and air switch QF1 successively, the zero line PEN of equipment is connected with zero-power line N through air switch QF1, the N utmost point of universal logic module LOGO and generic logic expansion module LOGO DM is connected with the zero line PEN of equipment, and No. 1 live wire of equipment is connected with the former L1 of three-phase electricity through air switch QF4 and QF1.The L1 utmost point of universal logic module LOGO and generic logic expansion module LOGODM is connected with No. 1 live wire, and No. 1 live wire is connected (referring to other figure) with other electric elements.
Zero line PEN and No. 1 live wire are connected with the electric tracing device through earth leakage circuit-breaker QF3 in the present embodiment, (the electric tracing device is the device that is used for the heating gas pipe, prevents impurity such as the tar deposition in pipe in the combustion gas).The two ends of power supply indicator H0 are connected zero line PEN and No. 1 live wire of equipment.
Air pressure switch and jet are seen Fig. 6 with being connected of universal logic module LOGO, the auxiliary contact of air switch QF2, the auxiliary contact of contactor KM1, the end of air pressure switch S21, the end of one end of the high switch S 22 of gas pressure and gas pressure low switch S23 is connected with No. 1 live wire, another auxiliary contact of air switch QF2, another auxiliary contact of contactor KM1, the other end of air pressure switch S21, the other end of the other end of the high switch S 22 of gas pressure and gas pressure low switch S23 respectively with the I1 terminal of universal logic module LOGO, the I2 terminal, the I3 terminal, I4 terminal and I5 terminal connect.The 8th terminal of flame scanner A1 is connected with No. 1 live wire, and the 9th terminal of flame scanner A1 is connected with the I6 terminal of universal logic module LOGO.
The 12nd terminal of gas flow digital display meter A3, the 14th terminal are connected with No. 1 live wire in the present embodiment, and the 13rd terminal of gas flow digital display meter A3, the 15th terminal are connected with I7 terminal and the I8 terminal of universal logic module LOGO respectively.
Press button is seen Fig. 7 with being connected of generic logic expansion module LOGO DM, the end that start button S1, stop button S2, SR S3, coal gas increasing button S4, coal gas reduce button S5 and review button S6 is connected with No. 1 live wire, and the other end that start button S1, stop button S2, SR S3, coal gas increasing button S4, coal gas reduce button S5 and review button S6 is connected with I9 terminal, I10 terminal, I11 terminal, I12 terminal, I13 terminal and the I14 terminal of universal logic module LOGO respectively.
Dual-coil electromagnetic valve 14 (being magnetic valve V1 electricity and the assembly of magnetic valve V2) and electromagnetism butterfly valve V3 see Fig. 8 with being connected of universal logic module LOGO, the relay length that universal logic module LOGO is provided with is opened contact Q1, Q2, the end of Q3 and Q4 is connected with No. 1 live wire, the other end respectively with 31 terminals of universal logic module LOGO, 32 terminals, 33 terminals and 34 terminals connect, 31 terminals are also connecting an end of the hot-wire coil of blower fan contactor KM1, the other end of the hot-wire coil of contactor KM1 is connected with zero line PEN, 32 terminals also are connected with the input of ignition transformer T1, another input of ignition transformer T1 is connected with zero line PEN, the public ground wire of one termination of the secondary coil of ignition transformer T1, the other end of secondary coil is connected with igniter head 25 of burner 20.33 terminals are also connecting a terminal of dual-coil electromagnetic valve 14 (being V1, V2), and the another terminal of dual-coil electromagnetic valve is connected with zero line PEN.34 terminals are also connecting the end of electromagnetism butterfly valve V3, and the other end of electromagnetism butterfly valve V3 is connected with zero line PEN.
The two ends of blower fan run indicator H2 are connected with zero line PEN and 31 terminals respectively in the present embodiment.Signal lamp is seen Fig. 9 with being connected of terminal of generic logic expansion module LOGO DM, the length that is provided with in the generic logic expansion module LOGO DM is opened contact Q5, Q6, Q7, Q8, Q9, the end of Q10 and Q11 is connected with No. 1 live wire, the long other end of opening contact Q5 is connected with 35 terminals of generic logic expansion module LOGO DM, and be connected with zero line PEN through control circuit indicator lamp H1, the long other end of opening contact Q6 is connected with 36 terminals of generic logic expansion module LOGO DM, and be connected with zero line PEN through burner run indicator H3, the long other end of opening contact Q7 is connected with 37 terminals of generic logic expansion module LOGO DM, and be connected with zero line PEN through coal air pressure indicator lamp H4, the long other end of opening contact Q8 is connected with 38 terminals of generic logic expansion module LOGO DM, and be connected with zero line PEN through blower fan air pressure indicator lamp H5, the long other end of opening contact Q9 is connected with 39 terminals of generic logic expansion module LOGO DM, and is connected with zero line PEN through flame indicator lamp H6.The long other end of opening contact Q10 is connected with 40 terminals of generic logic expansion module LOGO DM, and be connected with the 2nd terminal of electrical ball valve V4 among Figure 10, the long other end of opening contact Q11 is connected with 41 terminals of generic logic expansion module LOGO DM, and is connected with the 3rd terminal of electrical ball valve V4 among Figure 10.A long end of opening contact Q12 is connected with 81 terminals of generic logic expansion module LOGO DM, and be connected with terminal board the 27th terminal, the long other end of opening contact Q12 is connected with 82 terminals of generic logic expansion module LOGO DM, and is connected with terminal board the 28th terminal.(81, the 82 normal run signal as single burner are connected to warning system)
Figure 10 is seen in the connection of electrical ball valve V4 and flame scanner A1 output, 1 terminal of flame scanner A1 is connected with No. 1 live wire, the terminal of electrical ball valve V4 and 2 terminals of flame scanner A1 are connected with zero line PEN, 2 terminals of electrical ball valve V4,3 terminals are connected with 40 terminals, 41 terminals of generic logic expansion module LOGO DM among Fig. 9 respectively, and the zero line joint of control motor M is connected with zero line PEN.4 terminals of flame scanner A1 and the zero line joint of flame scanner are connected with zero line PEN, and 3 terminals are connected with flame inspection probe 27 through the microampere meter A2 and the resistor R 1 of parallel connection.
19 terminals of the gas flow digital display meter A3 of present embodiment are connected with No. 1 live wire, 20 terminals of gas flow digital display meter A3 are connected with zero line PEN, and 4 terminals of electrical ball valve V4,5 terminals and 6 terminals are connected with 5 terminals, 1 terminal and 2 terminals of gas flow digital display meter A3 valve respectively.
The operating process of present embodiment is as follows:
Press start button S1, motor M1 drives blower fan 9 work, after 10 seconds, open combustion air electromagnetism butterfly valve V3 automatically, after 20 seconds, electrical ball valve V4 is regulated in combustion gas again and reach ignition position, again after 20 seconds, ignition transformer T1 output high pressure spot duration and degree of heating 25 discharge sparks after 5 seconds, are opened gas double magnetic valve 14 again, to burner 20 output combustion gas, burner is lighted.After 5 seconds, stop igniting again, after 20 seconds, start and finish again, run indicator is bright, and it is effective to regulate combustion gas increasing button S4 and S5.After startup is finished, regulate button S4 and S5 adjusting gas flame by combustion gas.
Above process all is to finish automatically, promptly only need click start button S1, can finish above whole action in order.If start and running in break down, burner 20 stops automatically, corresponding indicator lamp shows, press SR S3 wait H1 indicator lamp bright after, restart.When burner 25 stops working, pin review button S6, press coal gas increasing button S4 or coal gas simultaneously and reduce button S5, check combustion gas adjusting electrical ball valve V4; When pinning review button S6, blower fan 9 is carried out crawl (pushbutton enable is pinned in expression, unclamps promptly to stop) operation simultaneously by start button S1.
In the present embodiment
Gaseous-pressure (coke-stove gas): 10-12kPa combustion air volume: 600m
3/ h
Burner control mode: button Artificial Control combustion gas total travel time: 60 seconds
The model of main electric elements is as follows in the present embodiment:
Contactor KM1 model LC1-D0910M5N
Ignition transformer T1 model EBI 1P flame scanner A1 model HJK-15
Gas flow digital display meter A3 model XMT5U20A
Universal logic module LOGO model LOGO! 230RCO
Generic logic expansion module LOGO DM model LOGO! DM16 230R
LOGO and LOGO DM Siemens
(function approaches Programmable Logic Controller, sees Siemens LOGO handbook version in 2005 November on days)
Earth leakage circuit-breaker QF3 model DPN vlgl 10A
Air switch QF4 model C 65N 1P C4
Air switch auxiliary contact QF2 model GV2-AN11
Air switch QF2 model GV2-RS14C air switch QF1 model C 65N 4P C25
Dual-coil electromagnetic valve V1V2 model: DMV-D 512/11 producer: DUNGS (winter this)
Electromagnetism butterfly valve V3 model: M6B NT6 producer: Krom//Schroder
Electrical ball valve V4 model: TGDZ-fm-03-G3/4 producer: Taiyuan Iron and Steel Co. electronics corporation
The function of the part electric elements during this enforcement is fallen sees Table 1.
Table 1
| Piece mark | Figure number | Presentation Function |
| QF2 | The 6th figure | The blower fan loop check |
| KM1 | The 6th figure | Blower fan contactor state (move or stop) |
| S21 | The 6th figure | Air pressure switch (closure when pressure is higher than setting value) |
| S22 | The 6th figure | The high switch of gas pressure (behind the valve, it is logical to be lower than setting value) |
| S23 | The 6th figure | Gas pressure low switch (behind the valve, it is logical to be higher than setting value) |
| A1 | The 6th figure | Flame detector output |
| A3 (12,13 terminal) | The 6th figure | 0 of gas regulator (minimum position when pressing S4 or S3 pass V4) |
| A3 (14,15 terminal) | The 6th figure | Gas regulator account for fire position (should be ignition position, when promptly starting in this position igniting, than 0 high, prevent to put out a fire in the ignition process) |
| S1 | The 7th figure | Start button |
| S2 | The 7th figure | Stop button |
| S3 | The 7th figure | SR |
| S4 | The 7th figure | Gas regulator is driven button |
| S5 | The 7th figure | Gas regulator closes button |
| S6 | The 7th figure | Review button |
| Q1 | The 8th figure | The control of blower fan contactor |
| H2 | The 8th figure | Fan operation shows |
| Q2 T1 | The 8th figure | IGNITION CONTROL (connected 10 seconds, and promptly stopped igniting after point catches fire) |
| Q3 V1 V2 | The 8th figure | Gas double solenoid control (this switch ventilating coal gas closes) |
| Q4 V3 | The 8th figure | Air solenoid control (this switch blowing air closes) |
| Q5 H1 | The 9th figure | The ready sudden strain of a muscle of bright-burner-burner fault |
| Q6 H3 | The 9th figure | During bright-burner operation sudden strain of a muscle-burner starts |
| Q7 H4 | The 9th figure | The high indicating fault of gas pressure behind the low indicating fault sudden strain of a muscle-valve of gas pressure before bright-valve |
| Q8 H5 | The 9th figure | Bright-air pressure is hanged down the high indicating fault of indicating fault sudden strain of a muscle-air pressure |
| Q9 H6 | The 9th figure | Bright-flame failure indication sudden strain of a muscle-leakage check indicating fault |
| Q10 | The 9th figure | Gas regulator is opened output (the back gas valve that closes is opened greatly) |
| Q11 | The 9th figure | Gas regulator is closed output (the back gas valve that closes turns down) |
| Q12 | The 9th figure | Normal operation output connects warning system |
。
Claims (2)
1, a kind of heatingup of coke oven battery combustion control device, it comprises the combustion gas control valve, flow control valve, the blower fan that has motor (M1), it is characterized in that: also have a frame, control cabinet, burner and electric elements, blower fan, combustion gas control valve and control cabinet are installed in frame, begin setting gradually well strainer from fuel gas inlet at the combustion gas control valve to gas outlet, gas pressure low switch (S23), electrical ball valve (V4), dual-coil electromagnetic valve, the high switch of gas pressure (S22), the blower fan outlet air hose that connects successively, ball valve, electromagnetism butterfly valve (V3) and air pressure switch (S21) connect with the air intake of burner, and gas outlet connects with the metal Gas Pipe of burner with Gas Pipe; At control cabinet start button (S1), stop button (S2), SR (S3), coal gas increasing button (S4), coal gas are installed and reduce button (S5) and review button (S6), flame scanner (A1), air switch (QF1), air switch (QF2), air switch (QF4), universal logic module (LOGO), generic logic expansion module (LOGO DM), ignition transformer (T1) and contactor (KM1) are installed in control cabinet; Burner has a burner tube and metal Gas Pipe, the metal Gas Pipe is fixed in the burner tube, the front end of metal Gas Pipe is being fixed burner, the tail end of metal Gas Pipe reaches outside the burner tube, at burner tube air intake is arranged, gas outlet at burner is installed with igniter head, the connection electric wire of igniter head through the ignition lead insulating base outside burner tube stretches out burner tube, flame inspection probe also is installed in burner tube, and the connection electric wire of flame inspection probe is through surveying the line insulating base outside burner tube stretches out burner tube; Motor (M1) is connected with the three phase mains of power supply through the main contact of contactor (KM1), air switch (QF2) and air switch (QF1) successively, the zero line of equipment (PEN) is connected with zero-power line (N) through air switch (QF1), (N) utmost point of universal logic module (LOGO) and generic logic expansion module (LOGO DM) is connected with the zero line (PEN) of equipment, and (1) number live wire of equipment is connected with a live wire of the three phase mains of powering through air switch (QF4) and (QF1); (L1) utmost point of universal logic module (LOGO) and generic logic expansion module (LOGO DM) is connected with (1) number live wire; An auxiliary contact of air switch (QF2), an auxiliary contact of contactor (KM1), one end of air pressure switch (S21), one end of one end of the high switch of gas pressure (S22) and gas pressure low switch (S23) is connected with (1) number live wire, another auxiliary contact of air switch (QF2), another auxiliary contact of contactor (KM1), the other end of air pressure switch (S21), the other end of the other end of the high switch of gas pressure (S22) and gas pressure low switch (S23) respectively with (I1) terminal of universal logic module (LOGO), (I2) terminal, (I3) terminal, (I4) terminal and (I5) terminal connection; (8) terminal of flame scanner (A1) is connected with (1) number live wire, and (9) terminal of flame scanner (A1) is connected with (I6) terminal of universal logic module (LOGO); The end that start button (S1), stop button (S2), SR (S3), coal gas increasing button (S4), coal gas reduce button (S5) and review button (S6) is connected with (1) number live wire, the other end that start button (S1), stop button (S2), SR (S3), coal gas increasing button (S4), coal gas reduce button (S5) and review button (S6) respectively with (I9) terminal of universal logic module (LOGO), (I10) terminal, (I11) terminal, (I12) terminal, (I13) terminal and (I14) terminal be connected; The relay length that universal logic module (LOGO) is provided with is opened contact (Q1), (Q2), (Q3) end that reaches (Q4) is connected with (1) number live wire, the other end respectively with (31) terminal of universal logic module (LOGO), (32) terminal, (33) terminal and (34) terminal connect, (31) terminal is also connecting an end of the hot-wire coil of blower fan contactor (KM1), the other end of the hot-wire coil of contactor (KM1) is connected with zero line (PEN), (32) terminal also is connected with an input of ignition transformer (T1), another input of ignition transformer (T1) is connected with zero line (PEN), the public ground wire of one termination of the secondary coil of ignition transformer (T1), the other end of secondary coil is connected with igniter head of burner, (33) terminal is also connecting a terminal of dual-coil electromagnetic valve, the another terminal of dual-coil electromagnetic valve is connected with zero line (PEN), (34) terminal is also connecting an end of electromagnetism butterfly valve (V3), and the other end of electromagnetism butterfly valve (V3) is connected with zero line (PEN); (1) terminal of flame scanner (A1) is connected with (1) number live wire, terminal of electrical ball valve (V4) and (2) terminal of flame scanner (A1) are connected with zero line (PEN), (2) terminal of electrical ball valve (V4), (3) terminal respectively with (40) terminal of generic logic expansion module (LOGO DM), (41) terminal connects, the zero line joint of control motor (M) is connected with zero line (PEN), (4) terminal of flame scanner (A1) and the zero line joint of flame scanner are connected with zero line (PEN), and (3) terminal is connected with flame inspection probe through resistor (R1).
2, heatingup of coke oven battery combustion control device according to claim 1, it is characterized in that: gas flow digital display meter (A3) and signal lamp also are being set at control cabinet, signal lamp has power supply indicator (H0), control circuit indication (H1), fan operation indicator lamp (H2), burner run indicator (H3), coal air pressure indicator lamp (H4), blower fan air pressure indicator lamp (H5) and flame indicator lamp (H6), the two ends of power supply indicator (H0) are connected the zero line (PEN) and (1) number live wire of equipment, and the two ends of fan operation indicator lamp (H2) are connected with (31) terminal of zero line (PEN) and universal logic module (LOGO) respectively; The length that is provided with in the generic logic expansion module (LOGO DM) is opened contact (Q5), (Q6), (Q7), (Q8), (Q9), (Q10) end that reaches (Q11) is connected with (1) number live wire, the long other end of opening contact (Q5) is connected with (35) terminal of generic logic expansion module (LOGO DM), and be connected with zero line (PEN) through control circuit indicator lamp (H1), the long other end of opening contact (Q6) is connected with (36) terminal of generic logic expansion module (LOGO DM), and be connected with zero line (PEN) through burner run indicator (H3), the long other end of opening contact (Q7) is connected with (37) terminal of generic logic expansion module (LOGO DM), and be connected with zero line (PEN) through coal air pressure indicator lamp (H4), the long other end of opening contact (Q8) is connected with (38) terminal of generic logic expansion module (LOGO DMDM), and be connected with zero line (PEN) through blower fan air pressure indicator lamp (H5), the long other end of opening contact (Q9) is connected with (39) terminal of generic logic expansion module (LOGODM), and be connected with zero line (PEN) through flame indicator lamp (H6), the long other end of opening contact (Q10) is connected with (40) terminal of generic logic expansion module (LOGO DM), and be connected with (2) terminal of electrical ball valve (V4), the long other end of opening contact (Q11) is connected with (41) terminal of generic logic expansion module (LOGO DM), and is connected with (3) terminal of electrical ball valve (V4); (12) terminal of gas flow digital display meter (A3), (14) terminal and (19) terminal are connected with (1) number live wire, (13) terminal of gas flow digital display meter (A3), (15) terminal reach (I8) with (I7) terminal of universal logic module (LOGO) respectively, and terminal is connected, (20) terminal of gas flow digital display meter (A3) is connected with zero line (PEN), and (4) terminal of electrical ball valve (V4), (5) terminal and (6) terminal are connected with (5) terminal, (1) terminal and (2) terminal of gas flow digital display meter (A3) valve respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200763116U CN201218518Y (en) | 2008-02-04 | 2008-02-04 | Coke oven combustion controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200763116U CN201218518Y (en) | 2008-02-04 | 2008-02-04 | Coke oven combustion controller |
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| Publication Number | Publication Date |
|---|---|
| CN201218518Y true CN201218518Y (en) | 2009-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008200763116U Expired - Fee Related CN201218518Y (en) | 2008-02-04 | 2008-02-04 | Coke oven combustion controller |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102444910A (en) * | 2011-12-31 | 2012-05-09 | 杭州杭真真空工程技术有限公司 | Combustion control system |
| CN102520747A (en) * | 2011-11-23 | 2012-06-27 | 中国三冶集团有限公司工业炉工程公司 | Coke oven temperature and pressure automatic monitoring oven control system |
| CN103882172A (en) * | 2014-03-25 | 2014-06-25 | 济钢集团有限公司 | Blast furnace hot blast stove heat preservation device |
-
2008
- 2008-02-04 CN CNU2008200763116U patent/CN201218518Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102520747A (en) * | 2011-11-23 | 2012-06-27 | 中国三冶集团有限公司工业炉工程公司 | Coke oven temperature and pressure automatic monitoring oven control system |
| CN102520747B (en) * | 2011-11-23 | 2014-09-10 | 中国三冶集团有限公司 | Coke oven temperature and pressure automatic monitoring oven control system |
| CN102444910A (en) * | 2011-12-31 | 2012-05-09 | 杭州杭真真空工程技术有限公司 | Combustion control system |
| CN103882172A (en) * | 2014-03-25 | 2014-06-25 | 济钢集团有限公司 | Blast furnace hot blast stove heat preservation device |
| CN103882172B (en) * | 2014-03-25 | 2015-12-09 | 济钢集团有限公司 | A kind of blast funnace hot blast stove attemperator |
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Owner name: SHANXI TAIYUAN IRON + STEEL ENGINEERING TECHNOLOGY Effective date: 20110824 |
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Effective date of registration: 20110824 Address after: 030003 Taiyuan City, Shanxi Province, No. 2 lawn Co-patentee after: Taiyuan Iron & Steel Engineering Technology Co., Ltd. Patentee after: Shanxi Taigang Stainless Steel Co., Ltd. Address before: 030003 Taiyuan City, Shanxi Province, No. 2 lawn Patentee before: Shanxi Taigang Stainless Steel Co., Ltd. |
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Granted publication date: 20090408 Termination date: 20140204 |