CN106916596A - Dry coke quenching water sealed tank with detection function - Google Patents
Dry coke quenching water sealed tank with detection function Download PDFInfo
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- CN106916596A CN106916596A CN201510983603.2A CN201510983603A CN106916596A CN 106916596 A CN106916596 A CN 106916596A CN 201510983603 A CN201510983603 A CN 201510983603A CN 106916596 A CN106916596 A CN 106916596A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B39/00—Cooling or quenching coke
- C10B39/02—Dry cooling outside the oven
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/002—Investigating fluid-tightness of structures by using thermal means
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Abstract
The present invention relates to a kind of dry coke quenching water sealed tank with detection function, it is characterized in that, the water sealed tank includes water sealed tank body, one end of the water sealed tank body is provided with cooling water inlet, the other end sets coolant outlet, control system is provided with the water sealed tank body, flowmeter is provided with the cooling water inlet, thermal resistance is installed in coolant outlet position, thermometric thermal resistance is provided with around the water sealed tank body.The Technical Design is ingenious, compact conformation, and state that can be in real time to water sealed tank is monitored, and the problems such as water sealed tank seeps water is found early, it is to avoid the generation of production accident, improves the security of staff.
Description
Technical field
The present invention relates to a kind of dry coke quenching water sealed tank with detection function, belong to technical field of electric control.
Background technology
Dry coke quenching top water sealed tank prestores the isolation of room top air plenum and outside atmosphere for coke dry quenching furnace, it is to avoid in air
Oxygen content is raised during air causes air chamber into the dry coke quenching top room of prestoring, while preventing dust effusion influence ring in coke dry quenching furnace
Border.Water sealed tank is ring-type trench structure, is installed on coke dry quenching furnace and prestores ceiling portion, and water filling in groove, working condition is shown in Fig. 1（Close lid）With
Fig. 2（Dress is burnt）.Before Jiao is filled, the corner of bell 4 is immersed in the tank of water sealed tank 3, is played isolation coke dry quenching furnace and is prestored ceiling
The effect of portion's air chamber and outside atmosphere.During Jiao is filled, bell 4 removes water sealed tank 3, and the burnt batch can 5 of dress and burnt tank 7 reach water seal
Groove top, burnt tank 7 is transferred on the burnt batch can 5 of dress by hoisting mechanism 6, and the red burnt dry coke quenching that loads is prestored by bottom gate
In room.In actual use, often because the metal inner surface corrosion of water sealed tank causes in water sealed tank leak, coke dry quenching furnace stove after water inlet, water
Chemically reacted with coke red-hot in coke dry quenching furnace, the fuel gas such as generation carbon monoxide and hydrogen makes flammable in coke dry quenching furnace
Gas content is too high, and explosion accident is easily caused after reaching the detonation limit.Therefore timing is needed to open bell in routine use
By manually checking water sealed tank, should during the room of prestoring directly and atmosphere, inspection personnel faces security risk, together
When due in tank coke breeze it is more, hand inspection tank inside is relatively difficult, and subjectivity is larger, it is impossible to it is rapid find water sealed tank to
Seepage problem in coke dry quenching furnace, causes coke dry quenching furnace to produce and there is potential safety hazard.Therefore, a kind of new scheme of exigence solves to be somebody's turn to do
Technical problem.
The content of the invention
In order to solve above-mentioned problem, the invention discloses a kind of dry coke quenching water sealed tank with detection function, should
Technical Design is ingenious, compact conformation, and state that can be in real time to water sealed tank is monitored, and water sealed tank infiltration etc. is found early
Problem, it is to avoid the generation of production accident, improves the security of staff.
To achieve these goals, technical scheme is as follows, a kind of dry coke quenching water sealed tank with detection function,
Characterized in that, the water sealed tank includes water sealed tank body, one end of the water sealed tank body is provided with cooling water inlet, another
End set coolant outlet, control system is provided with the water sealed tank body, be provided with the cooling water inlet flowmeter,
Thermal resistance is installed in coolant outlet position, thermometric thermal resistance is provided with around the water sealed tank body.
Used as a modification of the present invention, the quantity of the thermometric thermal resistance is 6, and symmetrical is arranged on water sealed tank body
Around, inlet valve is provided with the cooling water inlet, it is convenient that water inlet is adjusted.
Used as a modification of the present invention, the water sealed tank body is provided in round, the center of circle of the water sealed tank body, cold
But water inlet, coolant outlet be point-blank, it is ensured that the cooling water of entrance can divide two-way to uniform flow water sealed tank, cold
But the path length that water flows through in water sealed tank is identical, obtains optimal cooling effect.
A kind of monitoring method of dry coke quenching water sealed tank, it is characterised in that the described method comprises the following steps：1）Ensure water seal
Trough inner water temperature it is constant, protect water sealed tank；2）Automatic detection goes out the unusual condition of water sealed tank；3）According to the unusual condition for finding
The abnormal position of quick positioning water sealed tank.
As a modification of the present invention, the step 1）It is specific as follows：In the case where coolant water temperature is set, control system
Unified test obtains the water temperature of delivery port, by way of serials control, controls the aperture of water inlet valve, flowmeter measurement different time
The inflow of section, control device overcomes pressure disturbance ability, is easy to implement water seal by the way of serials control with stronger
The stabilization of groove leaving water temperature, principle analysis is as follows：Wherein：It is master controller,It is submaster controller,It is control
Device output signal processed,It is inlet valve executing agency,It is valve,It is water inlet aperture output valve,Valve opening is fed back,For outlet temperature feeds back；Z2 is the disturbance factor for entering inner loop, the temperature of external world's change
Degree Z2 directly affects inner loop, and then influences whole cascade control system, and in inner loop, the transmission function for disturbance quantity Z2 is：
Disturbance Z2 by inner loop andMain ring, the transmission function of the output for disturbance Z2 of cascade control system can be influenceed
For：
Export and be to the transmission function for being input into X1：
For a stabilization system, the influence that disturbance is caused should be the smaller the better, depending on value part should try one's best and keep constant, because
This, formula（2）Closer to 0, formula（3）Closer to, then control system performance is better, namely overcomes interference with this sign
The formula of abilityValue be the bigger the better；
Order=,=, then have
Or single loop control system is used, can obtain the formula that its sign overcomes interference performance
Wherein：KT1KT2 ＞ KT1, i.e. formula（4）Value be more than formula（5）Value, so drawing the following conclusions：The open loop of system is amplified
Multiple is bigger, and steady-state error is smaller, overcomes the ability of interference also stronger, and the multiplication factor of secondary controller is adjusted bigger, this
Individual advantage is more notable, certainly,Proportionality coefficient be also impossible to infinity, being otherwise easily caused cascade control system will
Produce vibration；
Inlet valve, water-carrying capacity detection meter, the wiring of tank thermometric thermal resistance and delivery port thermometric thermal resistance and computer are shown in.Control
Device processed maintains a kind of method of tank water temperature stability in being the technical program by the way of the serials control, due to dry coke quenching
In production process, the change of ambient temperature is considered as disturbance factor Z, compensation can be balanced to Z by serials control, it is ensured that
The stabilization of leaving water temperature.
As a modification of the present invention, the step 2）Automatic detection goes out the unusual condition of water sealed tank, and concrete operations are such as
Under：In the case where water sealed tank is in good condition, within the continuous time period and under identical climatic environment, each dress of dry coke quenching is burnt
The cooling water inflow of consumption should be more or less the same in cycle, for example, produced with the dry coke quenching that 10 minutes is a dress burnt cycle
In technique, although water consumption is different caused by the burnt different phase of dress every time is by ambient temperature influence of fluctuations, but dress is burnt every time
The cooling water of mean consumption should be identical, therefore by continuously contrasting each water consumption, analyze the state of water sealed tank
It is whether normal.
As a modification of the present invention, the step 3）Unusual condition according to finding quickly positions the exception of water sealed tank
Position, concrete operations are as follows, and water inlet, the water sealed tank center of circle and delivery port are in line into the thermal resistance being symmetrically installed can be quick
Position the position of infiltration.The cooling water for flowing into water sealed tank by water inlet is average to the flowing of tank both sides, and in water outlet weight
Newly converge, computer determines that the tank near thermal resistance whether there is abnormality by two ways：31）Due to water inlet
Cooling water flows to tank both sides respectively, in the case of same current and operating mode, also should into the resistance and temperature being symmetrically installed
It is similar；If a certain moment is in the larger two resistance and temperatures difference being symmetrically installed, this two thermal resistances tank nearby is illustrated
Working condition occur it is abnormal；32）Due to maintain sink outlet temperature constant, constantly injecting cooling water in the sink to protect
Water holding bath temperature degree it is constant, therefore the change of thermal resistance measured temperature do not have and significantly fluctuates, and after tank seepage, it is substantial amounts of enter
Enter the dry heat put out around tank furnace body vaporization zone water delivery tank, therefore under the position temperature that nearby thermal resistance is measured will have substantially
Drop, by the variation tendency for tracking and contrasting the thermal resistance measured temperature, it can be determined that whether tank occur near the thermal resistance
The abnormal conditions such as crack and water leakage, are easy to the remote monitoring and Quick overhaul of attendant.
Relative to prior art, advantages of the present invention is as follows, and whole Technical Design is ingenious, compact conformation, the technology
Scheme can be in real time to water sealed tank state be monitored, find water sealed tank the problems such as seep water early, it is to avoid the hair of production accident
It is raw, the security of staff is improve, while by the quantitative given cooling water of serials control, ensureing water sealed tank constant temperature
Meanwhile, the waste of cooling water is reduced to greatest extent, it is to avoid produce substantial amounts of industrial wastewater.
Brief description of the drawings
Fig. 1-1 is water sealed tank installation site structural representation；
Fig. 1-2 is Fig. 1-1 top views
Fig. 2 is that water sealed tank fills burnt structural representation；
Fig. 3-1 is water sealed tank overall structure diagram；
Fig. 3-2 is Fig. 3-1 side views；
Fig. 4 cascade control system functional-block diagrams；
Fig. 5 inner loops are equivalent toSimplification figure afterwards；
Fig. 6 control system schematic diagrams；
Fig. 7 thermal resistances are in water sealed tank mounting structure schematic diagram；
Wherein 1- coke dry quenching furnaces；The red burnt stocklines of 2-；3- water sealed tank bodies；4- bells；The burnt batch can of 5- dresses；6- hoisting mechanisms；7- Jiao's tanks；
8- cooling water outlets；9- cooling water intakes；10- inlet valves；11- flowmeters；12- tank thermometric thermal resistances；13- water outlets
Mouth thermometric thermal resistance.
Specific embodiment
In order to further enhance the appreciation and understanding of the invention, with reference to the accompanying drawings and detailed description, this is further elucidated
Invention.
Embodiment 1：
Referring to Fig. 1-Fig. 3-2, a kind of dry coke quenching water sealed tank with detection function, the water sealed tank includes water sealed tank body 3,
One end of the water sealed tank body 3 is provided with cooling water inlet 9, and the other end sets coolant outlet 8, the water sealed tank body 3
Control system is inside provided with, flowmeter 11 is provided with the cooling water inlet 9, thermal resistance is installed in the position of coolant outlet 8
13, thermometric thermal resistance 12 is provided with around the water sealed tank body, the quantity of the thermometric thermal resistance is 6, and symmetrical sets
Put around water sealed tank body, inlet valve 10 is provided with the cooling water inlet, convenient to be adjusted to water inlet, institute
State water sealed tank body to be provided in round, the center of circle, cooling water inlet, the coolant outlet of the water sealed tank body are in straight line
On, it is ensured that the cooling water of entrance can divide two-way to uniform flow water sealed tank, the path length that cooling water flows through in water sealed tank
It is identical, obtain optimal cooling effect.
Embodiment 2：
Referring to Fig. 1-Fig. 6, a kind of monitoring method of dry coke quenching water sealed tank the described method comprises the following steps：1）Ensure water sealed tank
Interior water temperature it is constant, protect water sealed tank；2）Automatic detection goes out the unusual condition of water sealed tank；3）It is fast according to the unusual condition for finding
The abnormal position of speed positioning water sealed tank；The step 1）It is specific as follows：In the case where coolant water temperature is set, control system is measured
The water temperature of delivery port, by way of serials control, controls the aperture of water inlet valve, and flowmeter measures entering for different time sections
Water, control device overcomes pressure disturbance ability by the way of serials control with stronger, is easy to implement water sealed tank water outlet
The stabilization of temperature, principle analysis is as follows：Fig. 4 is the general type of cascade control system functional-block diagram, wherein：Based on
Controller,It is submaster controller,It is controller output signal,It is inlet valve executing agency,For
Valve,It is water inlet aperture output valve,Valve opening is fed back,For outlet temperature feeds back；Fig. 5 is
Inner loop is equivalent toSimplification figure afterwards.Z2 is the disturbance factor for entering inner loop, the direct shadows of temperature Z2 of external world's change in figure
Inner loop is rung, and then influences whole cascade control system, in inner loop, the transmission function for disturbance quantity Z2 is：
Disturbance Z2 by inner loop andMain ring, the transmission function of the output for disturbance Z2 of cascade control system can be influenceed
For：
Export and be to the transmission function for being input into X1：
For a stabilization system, the influence that disturbance is caused should be the smaller the better, depending on value part should try one's best and keep constant, because
This, formula（2）Closer to 0, formula（3）Closer to, then control system performance is better, namely overcomes interference with this sign
The formula of abilityValue be the bigger the better；
Order=,=, then have
Or single loop control system is used, can obtain the formula that its sign overcomes interference performance
Wherein：KT1KT2 ＞ KT1, i.e. formula（4）Value be more than formula（5）Value, so drawing the following conclusions：The open loop of system is amplified
Multiple is bigger, and steady-state error is smaller, overcomes the ability of interference also stronger, and the multiplication factor of secondary controller is adjusted bigger, this
Individual advantage is more notable, certainly,Proportionality coefficient be also impossible to infinity, being otherwise easily caused cascade control system will
Produce vibration；
Inlet valve 10, water-carrying capacity detection meter 11, tank thermometric thermal resistance 12 and delivery port thermometric thermal resistance and computer connect
Line is as shown in Figure 6.Control device maintains one kind of tank water temperature stability in being the technical program by the way of the serials control
Method, due to dry coke quenching production process in, the change of ambient temperature is considered as disturbance factor Z, Z can be entered by serials control
Row is balanced compensated, it is ensured that the stabilization of leaving water temperature.The step 2）Automatic detection goes out the unusual condition of water sealed tank, and concrete operations are such as
Under：In the case where water sealed tank is in good condition, within the continuous time period and under identical climatic environment, each dress of dry coke quenching is burnt
The cooling water inflow of consumption should be more or less the same in cycle, for example, produced with the dry coke quenching that 10 minutes is a dress burnt cycle
In technique, although water consumption is different caused by the burnt different phase of dress every time is by ambient temperature influence of fluctuations, but dress is burnt every time
The cooling water of mean consumption should be identical, therefore by continuously contrasting each water consumption, analyze the state of water sealed tank
It is whether normal.The step 3）Unusual condition according to finding quickly positions the abnormal position of water sealed tank, and concrete operations are as follows, enter
The mouth of a river, the water sealed tank center of circle and delivery port are in line into the thermal resistance being symmetrically installed and can quickly position the position of infiltration.Pass through
The cooling water that water inlet flows into water sealed tank is average to the flowing of tank both sides, and converges again in water outlet, and computer passes through two
Kind of mode whether there is abnormality determining the tank near thermal resistance：31）Because water inlet cooling water is respectively to tank two
Side is flowed, in the case of same current and operating mode, also should be similar into the resistance and temperature being symmetrically installed；If a certain moment is in right
Claim the two resistance and temperatures difference installed larger, then illustrate that the working condition appearance of tank near this two thermal resistances is abnormal；
32）Due to maintain sink outlet temperature constant, constantly injecting cooling water in the sink to keep the constant of tank temperature, because
The change of this thermal resistance measured temperature does not have significantly fluctuates, and after tank seepage, it is substantial amounts of to put out tank furnace body vaporization zone into dry
The temperature that thermal resistance is measured near heat around water delivery tank, therefore the position will be decreased obviously, should by tracking and contrasting
The variation tendency of thermal resistance measured temperature, it can be determined that whether occur the abnormal conditions such as tank crack and water leakage near the thermal resistance,
It is easy to the remote monitoring and Quick overhaul of attendant.
Application example：Reference picture 7, installs inlet valve 10 and flowmeter 11 on dry coke quenching water sealed tank inlet channel 9,
Delivery port 8 installs leaving water temperature detection thermal resistance（Or the temperature measuring equipment such as thermocouple）G, wherein water inlet, the water sealed tank center of circle and go out
Point-blank, water sealed tank temperature detection thermal resistance is uniformly arranged on water sealed tank inwall by symmetry axis of this straight line at the mouth of a river.
Water sealed tank temperature detection thermal resistance is 6 in the present embodiment, and a and b is symmetrically installed, c and d is symmetrically installed, e and f are symmetrically installed, institute
7 thermal resistance signals and flow meter signal having access computer control system, and the control signal of inlet valve is by computer
Given, elementary diagram is as shown in Figure 6.Computer is according to the water sealed tank leaving water temperature and actual leaving water temperature for setting to water inlet
Valve 10 is controlled, and control mode uses the serials control shown in Fig. 4 and Fig. 5 to maintain the stabilization of water temperature in tank.
Dry coke quenching carried out continuous circulation production according to the every 10 minutes once burnt modes of dress, in the single production of 10 minutes
In, because the fluctuation of in-furnace temperature can cause the water sealed tank temperature change that COMPUTER DETECTION is arrived larger, but in continuous time, same
Under climatic environment, in the case of water sealed tank stable working state, the inflow and tank temperature in each production cycle cycle become
Change is similar, therefore the work of water sealed tank can be learnt according to the consumption of cooling water during dress Jiao every time and temperature change contrast
Make state.For example in a burnt periodic process of dress（Last water sealed tank is opened to this period of this water sealed tank opening）,
The average water flow that computer recorded and calculated is X1 tons minutes, and the mean temperature of thermal resistance a, b, c, d, e and f sampling is
T1a, T1b, T1c, T1d, T1e and T1f, in next dress burnt cycle, the average water flow that computer recorded and calculated is
X2 tons minutes, the mean temperature of thermal resistance a, b, c, d, e and f sampling is T2a, T2b, T2c, T2d, T2e and T2f, by comparing
Water-carrying capacity and tank temperature can judge the working condition of effluent trough in the continuous production cycle.
When computer is calculated and detects following situation, you can judge that infiltration accident occurs in dry coke quenching water sealed tank（With thermoelectricity
As a example by being seeped water near resistance a）：
1. average water flow X tons minutes with before than suddenly appearance significantly rise；
2. sampled by thermal resistance and the mean temperature Ta that calculates with significantly decline than having before；
3. thermal resistance is sampled and the mean temperature Ta that calculates is compared with Tb, is differed larger.
The unusual fluctuations value of water-carrying capacity and temperature voluntarily determines according to production status and safety requirements of dry coke quenching etc., when upper
When stating 3 kinds of phenomenons and occurring one or two, middle control operating personnel will arrive scene and water sealed tank is checked and confirmed, when 3 kinds
Phenomenon occurs simultaneously when, computer sends " infiltration of dry coke quenching water sealed tank " and alarms to middle control operating personnel immediately, operates and overhauls
Personnel can rapidly confirm abnormal position according to the position of abnormal thermal resistance, carry out malfunction elimination, it is to avoid fault spread.
It should be noted that above-described embodiment is only presently preferred embodiments of the present invention, not for limiting the present invention
Protection domain, the equivalent or replacement made on the basis of above-mentioned technical proposal belong to protection model of the invention
Enclose.
Claims (8)
1. it is a kind of with the dry coke quenching water sealed tank for detecting function, it is characterised in that the water sealed tank includes water sealed tank body, described
One end of water sealed tank body is provided with cooling water inlet, and the other end sets coolant outlet, is provided with the water sealed tank body
Control system, is provided with flowmeter, installs thermal resistance, the water sealed tank sheet in coolant outlet position on the cooling water inlet
Thermometric thermal resistance is provided with around body.
2. it is according to claim 1 a kind of with the dry coke quenching water sealed tank for detecting function, it is characterised in that the thermometric heat
The quantity of resistance is 6, and symmetrical is arranged on around water sealed tank body.
3. it is according to claim 2 a kind of with the dry coke quenching water sealed tank for detecting function, it is characterised in that the cooling water
Inlet valve is provided with import.
4. it is according to claim 3 a kind of with the dry coke quenching water sealed tank for detecting function, it is characterised in that the water sealed tank
Body is provided in round, and the center of circle, cooling water inlet, the coolant outlet of the water sealed tank body are point-blank.
5. the monitoring method of any one of claim 1-4 dry coke quenching water sealed tank, it is characterised in that methods described includes following step
Suddenly：1）Ensure the constant of water temperature in water sealed tank, protect water sealed tank；2）Automatic detection goes out the unusual condition of water sealed tank；3）According to
It was found that unusual condition quickly position the abnormal position of water sealed tank.
6. a kind of monitoring method of dry coke quenching water sealed tank according to claim 5, it is characterised in that the step 1）Specifically
It is as follows：In the case where coolant water temperature is set, control system measures the water temperature of delivery port, by way of serials control, control
The aperture of water inlet valve, flowmeter measure different time sections inflow, control device by the way of serials control, its
In：It is master controller,It is submaster controller,It is controller output signal,For inlet valve performs machine
Structure,It is valve,It is water inlet aperture output valve,Valve opening is fed back,It is outlet temperature
Feedback；Z2 is the disturbance factor for entering inner loop, and the temperature Z2 of external world's change directly affects inner loop, and then influences whole tandem
Control system, in inner loop, the transmission function for disturbance quantity Z2 is：
Disturbance Z2 by inner loop andMain ring, the transmission function of the output for disturbance Z2 of cascade control system can be influenceed
For：
Export and be to the transmission function for being input into X1：
For a stabilization system, the influence that disturbance is caused should be the smaller the better, depending on value part should try one's best and keep constant, because
This, formula（2）Closer to 0, formula（3）Closer to, then control system performance is better, namely overcomes interference with this sign
The formula of abilityValue be the bigger the better；
Order=,=, then have
Or single loop control system is used, can obtain the formula that its sign overcomes interference performance
Wherein：KT1KT2 ＞ KT1, i.e. formula（4）Value be more than formula（5）Value, in dry coke quenching production process, the change of ambient temperature
Change is considered as disturbance factor Z, compensation can be balanced to Z by serials control, it is ensured that the stabilization of leaving water temperature.
7. a kind of monitoring method of dry coke quenching water sealed tank according to claim 5, it is characterised in that the step 2）Automatically
The unusual condition of water sealed tank is detected, concrete operations are as follows, by continuously contrasting each water consumption, analyze the shape of water sealed tank
Whether state is normal.
8. a kind of monitoring method of dry coke quenching water sealed tank according to claim 5, it is characterised in that the step 3）According to
It was found that unusual condition quickly position the abnormal position of water sealed tank, concrete operations are as follows, and the cold of water sealed tank is flowed into by water inlet
But level flows to tank both sides, and converges again in water outlet, and it is attached that computer determines thermal resistance by two ways
Near tank whether there is abnormality：31）Because water inlet cooling water flows to tank both sides respectively, in same current and work
In the case of condition, also should be similar into the resistance and temperature being symmetrically installed；If a certain moment is in two thermal resistance temperature being symmetrically installed
Degree difference is larger, then illustrate that exception occurs in the working condition of tank near this two thermal resistances；32）Due to being maintenance tank water outlet
Mouth temperature is constant, and cooling water is constantly injected in the sink to keep the constant of tank temperature, therefore thermal resistance measured temperature to change
Do not have and significantly fluctuate, and after tank seepage, it is substantial amounts of into the dry heat put out around tank furnace body vaporization zone water delivery tank, therefore
The position temperature that nearby thermal resistance is measured will be decreased obviously, and be become by the change for tracking and contrasting the thermal resistance measured temperature
Whether gesture, it can be determined that occur the abnormal conditions such as tank crack and water leakage near the thermal resistance, is easy to the remote monitoring of attendant
And Quick overhaul.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510983603.2A CN106916596B (en) | 2015-12-24 | 2015-12-24 | Dry quenching water seal tank with detection function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510983603.2A CN106916596B (en) | 2015-12-24 | 2015-12-24 | Dry quenching water seal tank with detection function |
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| CN106916596A true CN106916596A (en) | 2017-07-04 |
| CN106916596B CN106916596B (en) | 2021-05-07 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1712919A (en) * | 2005-07-04 | 2005-12-28 | 秦一涛 | Positioning distributed fibre-optical temperature sensing monitor and method for pipeline leakage |
| CN202379940U (en) * | 2011-11-11 | 2012-08-15 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Water-sealing device of dry quenching furnace |
| JP2013181098A (en) * | 2012-03-01 | 2013-09-12 | Nippon Steel & Sumitomo Metal Corp | Water sealing device, and dust discharge method |
| CN104694142A (en) * | 2013-12-04 | 2015-06-10 | 铜陵市永生机电制造有限责任公司 | Dry coke quenching furnace water seal tank |
-
2015
- 2015-12-24 CN CN201510983603.2A patent/CN106916596B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1712919A (en) * | 2005-07-04 | 2005-12-28 | 秦一涛 | Positioning distributed fibre-optical temperature sensing monitor and method for pipeline leakage |
| CN202379940U (en) * | 2011-11-11 | 2012-08-15 | 甘肃酒钢集团宏兴钢铁股份有限公司 | Water-sealing device of dry quenching furnace |
| JP2013181098A (en) * | 2012-03-01 | 2013-09-12 | Nippon Steel & Sumitomo Metal Corp | Water sealing device, and dust discharge method |
| CN104694142A (en) * | 2013-12-04 | 2015-06-10 | 铜陵市永生机电制造有限责任公司 | Dry coke quenching furnace water seal tank |
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| Title |
|---|
| 李遵基等: "《热工自动控制系统》", 31 October 1997, 中国电力出版社 * |
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