CN105841868A - Unilateral-heating coal coking expansion force detection apparatus and detection method thereof - Google Patents
Unilateral-heating coal coking expansion force detection apparatus and detection method thereof Download PDFInfo
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- CN105841868A CN105841868A CN201610353427.9A CN201610353427A CN105841868A CN 105841868 A CN105841868 A CN 105841868A CN 201610353427 A CN201610353427 A CN 201610353427A CN 105841868 A CN105841868 A CN 105841868A
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- coke oven
- load cells
- coking
- coal
- levelling bench
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
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- General Physics & Mathematics (AREA)
- Coke Industry (AREA)
Abstract
The invention relates to a unilateral-heating coal coking expansion force detection apparatus and a detection method thereof. The apparatus comprises a horizontal platform, an experimental coke oven, pressure detecting devices and a fixed baffle plate. Two coking chambers are arranged in the experimental coke oven; and a heating system is arranged at one side of each coking chamber and one pressure detecting device is arranged at the other side. Formed gas processing devices are arranged at the top of the experimental coke oven. The pressure detection device includes pressing plates, stainless steel connecting rods, cooling water sleeves, and weighing sensors. According to the invention, the horizontal unilateral heating way meeting the practical industrial production situation is employed, so that the obtained testing data are accurate. Meanwhile, a smoke processing system is arranged. The used coal amount is low and the structure is simple. Most importantly, contrast testing of coal coking expansion forces of different coal samples can be carried out on the identical testing conditions, so that data relevance and credibility are improved.
Description
Technical field
The present invention relates to a kind of expand force checking device, particularly relate to a kind of single-side heating type coal coking expand force checking device and
Detection method.
Background technology
Along with being widely used of TAMPING COKING PROCESS, the bulbs of pressure produced in process of coking are increasingly subject to people's attention,
Suitable coking expansive force ensure that coke quality, and expansive force again can not be excessive simultaneously, otherwise can produce to destroy to furnace wall and make
With.
The small test coke ovens using movable furnace wall structure in prior art, version is different more.If notification number is CN
The Chinese patent of 202881174U discloses " testing coke oven that a kind of 40kg can measure the coking coal bulbs of pressure ", including solid
Determine furnace wall, mobile furnace wall, framework, sealing system, raw coke oven gas processing system, coke oven heating system, bulbs of pressure collections system
System, briquette longitudinal dilatation and degree of shrinkage measure system.Fixing wall is fixed on base of frame, and mobile wall is arranged on slip
On dolly, sliding machine is slidably connected with base of frame, and fixing wall is connected by sealing system with mobile wall.Raw coke oven gas processes
Device is arranged on frame roof.Its major defect is that coal consumption is big, it usually needs more than 40kg, and due to movable wall matter
Amount is big, and measurement result is had a great impact by the frictional force of generation, and in test process, application condition is big.
Notification number is that the Chinese patent of CN203595573U discloses " a kind of coking expands force checking device ", in order to solve mesh
The coking bulbs of pressure measured by front movable furnace wall structure coke oven, and coal consumption is big, the problem that measurement error is big.It is mainly by testing
Coke oven, the crucible being fixed in testing coke oven, connecting rod form, and have movable side wall in crucible, fill coking coal on the right of movable side wall,
The left side connects connecting rod, and connecting rod is connected through the hole on testing coke oven left side wall with pressure inductor, has spring bearing below connecting rod,
Balancing weight is had on the connecting rod of the spring bearing left side.Although this patent can measure the bulbs of pressure in process of coking quickly and easily,
And coal consumption is few, it is to avoid the wasting of resources and environmental pollution.But its connecting rod crosses whole body of heater, easily deforms under high temperature,
Affect measuring accuracy.Experiment Coke Oven arranges the most unreasonable simultaneously, and lower section does not has insulation material, and top is also not provided with chimney meatus transmitting smoke.
Notification number is that the Chinese patent of CN203606055U discloses " a kind of coking coal expansion-pressure measurement device ", it is possible to accurate
Really measure the bulbs of pressure that coking coal produces in retort process.This device includes: metal cup, pressure disc, cooling jacket,
Pressure transducer bracket, pressure transducer, pressure transducer bracing frame, crossbeam, crossbeam fix nut, outlet pipe, water inlet
Pipe, cyclic water tank, water circulating pump, data collecting system and temperature control system.This patent is at Ah's swelling degree detection dress difficult to understand
Growing up on the basis of putting, its advantage is simple to operate, good stability, and piezometry susceptiveness is high, measurement result weight
Renaturation is good, can measuring pressure scope big.This device can measure different bulk density, different heating rate, different grain size, different water
Divide content and the coking coal of different additive content, single grade coal and the mixed coal bulbs of pressure Changing Pattern in pyrolytic process.
But its shortcoming is the most clearly, first mode of heating is bottom-heated, and this heats with the level of coal chemical enterprise commercial coke oven
Mode is runed counter to.Its two be coal capacity be about 100 grams, the most more, owing to the heat conductivity of coal is poor, add in one side
Under conditions of heat, experimental period is long, and coal seam can not fully be heated, and causes bigger error.
Summary of the invention
The invention provides a kind of single-side heating type coal coking and expand force checking device and detection method, use and more conform to industry
Produce the horizontal heated on one side mode of practical situation, make drawn test data more accurate；It is provided simultaneously with fume treatment system
System, and coal consumption is little, simple in construction；The more important thing is, can be under identical experimental condition, to different coal samples
Coal coking expansive force carry out contrast test, increase relatedness and the credibility of data.
In order to achieve the above object, the present invention realizes by the following technical solutions:
A kind of single-side heating type coal coking expands force checking device, including levelling bench, Experiment Coke Oven, pressure-detecting device and
Fixed dam；Described Experiment Coke Oven and fixed dam are arranged on levelling bench, are provided with 2 carbonizations inside Experiment Coke Oven side by side
Room, sets heating system in the Experiment Coke Oven of 2 carbonization chamber sides, and 2 carbonization chamber opposite sides set pressure-detecting device respectively,
Experiment Coke Oven top sets generation Flash Gas Compression Skid System；Described heating system is by high to the multiple siliconit groups arranged along Experiment Coke Oven
Become, in carbonization chamber, be additionally provided with temperature sensor；Described pressure-detecting device is by pressing plate, rustless steel connecting rod, cooling jacket and title
Weight sensor forms, the coal sample surface that pressing plate side is pressed in carbonization chamber, and opposite side connects rustless steel connecting rod, and rustless steel is even
The outer end setting-in LOAD CELLS of bar, LOAD CELLS outerplanar holds out against at the fixed dam surface being vertically arranged, rustless steel
Connecting rod arranges one end of LOAD CELLS and sets cooling jacket；Temperature sensor, LOAD CELLS connection control system respectively.
Described levelling bench corner sets height-adjustable platform base；Fixed dam both sides are sleeved on vertical columns and adjustable
Joint height, vertical columns is fixed on levelling bench by nut.
Described LOAD CELLS is resistance strain weighing transducer, is arranged in the groove of rustless steel interlinking lever end.
Described control system is computer.
Described generation Flash Gas Compression Skid System is flue.
Described temperature sensor is temperature thermocouple.
Expand the detection method of force checking device based on a kind of single-side heating type coal coking, comprise the steps:
1) Experiment Coke Oven body of heater is made up of refractory brick and heat-insulation layer, is placed on levelling bench；Levelling bench is placed on laboratory
In fume hood, levelling bench is made to reach required height and ensure its level by the platform base of regulation corner；
2) 2 vertical columns are fixed on levelling bench by nut, fixed dam are installed and regulate its height so that it is
Adapt with the height of LOAD CELLS；
3) siliconit is put in the Experiment Coke Oven heat supply indoor of 2 carbonization chamber sides, and siliconit connects electric power system respectively；Supply
Electricity system sets power distribution cabinet, and cabinet door for power distributing cabinet sets display screen, display lamp and operation switch；
4) mounting temperature sensor in 2 carbonization chambers, is then respectively charged into coal sample, by the pressing plate of pressure-detecting device side
Being pressed on coal sample surface, the LOAD CELLS of opposite side holds out against on fixed dam surface；Cooling jacket outside rustless steel connecting rod
Being passed through circulating water prevents high temperature from LOAD CELLS is caused damage；Temperature sensor and LOAD CELLS connect control respectively
System；
5) on and off switch on power distribution cabinet is started before experiment, power distribution cabinet display screen display electric power system current voltage and electricity
Flow valuve, starts test when above parameter is within normal range；
6), after on-test, LOAD CELLS obtains pressure signal and is sent to signal amplifier, signal amplified laggard
Step is sent in signal adapter, and pressure signal is converted to the signal of telecommunication and sends control system to by signal adapter；Control system
After received data are processed, show on display or screen with the formal intuition of chart and form；
7) by the temperature signal of temperature sensor feedback, the temperature of Experiment Coke Oven carbonization chamber is adjusted by control system in real time
Joint；2 carbonization chambers can carry out the coal coking expansive force parallel test of different coal sample simultaneously.
Compared with prior art, the invention has the beneficial effects as follows:
1) employing more conforms to the heated on one side mode of commercial production practical situation, makes drawn test data more accurate；
2) under identical experimental condition, the coal coking expansive force of different coal samples can be carried out contrast test, permissible
More collected data are analyzed, increase the degree of association and the credibility of data；
3) coal consumption of single test is less than 500 grams, effectively reduces environmental pollution and wastage of material；
4) body of heater is provided with flue, can get rid of the generation gas during coking, is effectively reduced in detection coking swollen
The error caused by the thrust generating gas generation during expansive force, additionally discharges generation gas from flue and can collect, detect
Generate the composition of gas.
Accompanying drawing explanation
Fig. 1 is the structural representation that single-side heating type coal coking of the present invention expands force checking device.
Fig. 2 is the appearance schematic diagram of power distribution cabinet of the present invention.
Fig. 3 is the scheme of installation of levelling bench of the present invention and fixed dam.
Fig. 4 is the structural representation of pressure-detecting device of the present invention.
Fig. 5 is the structural representation of LOAD CELLS of the present invention.
Fig. 6 is the scheme of installation of Experiment Coke Oven of the present invention, pressure-detecting device and fixed dam.
Fig. 7 is the theory diagram of single-side heating type coal coking expansive force detection method of the present invention.
In figure: 1. power distribution cabinet 2. Experiment Coke Oven 3. control system 4. display screen 5. display lamp 6. operates switch 7.
Vertical columns 8. fixed dam 9. nut 10. levelling bench 11. pressing plate 12. rustless steel connecting rod 13. cools down water
Set water inlet 14. cooling jacket 15. cooling jacket outlet 16. LOAD CELLS wire 17. resistance strain gage
18. generate at the bottom of gas processing system 19. heating system 20. electric wire 21. carbonization chamber 22. LOAD CELLS 23. platform
Seat
Detailed description of the invention
Below in conjunction with the accompanying drawings the detailed description of the invention of the present invention is described further:
As it is shown in figure 1, a kind of single-side heating type coal coking of the present invention expands force checking device, including levelling bench 10,
Experiment Coke Oven 2, pressure-detecting device and fixed dam 8；Described Experiment Coke Oven 2 and fixed dam 8 are arranged on levelling bench
On 10, Experiment Coke Oven 2 inside sets in being provided with the Experiment Coke Oven 2 of 21,2 carbonization chamber 21 sides of 2 carbonization chambers side by side and adds
Hot systems 19,2 carbonization chamber 21 opposite sides set pressure-detecting device respectively, and Experiment Coke Oven 2 top sets generation gas disposal dress
Put 18；Described heating system 19 is formed to the multiple siliconits arranged by along Experiment Coke Oven 2 height, also sets in carbonization chamber 21
There is temperature sensor；As shown in Figure 4, described pressure-detecting device by pressing plate 11, rustless steel connecting rod 12, cooling jacket and
LOAD CELLS 22 forms, and pressing plate 11 side is pressed on the coal sample surface in carbonization chamber 21, and opposite side connects rustless steel even
Bar 12, outer end setting-in LOAD CELLS 22 (as shown in Figure 5) of rustless steel connecting rod 12, LOAD CELLS 22 outerplanar
Holding out against on fixed dam 8 surface being vertically arranged, rustless steel connecting rod 12 arranges one end of LOAD CELLS 22 and sets cooling jacket
14；Temperature sensor, LOAD CELLS 22 connection control system 3 respectively.
Described levelling bench 10 4 jiaos sets height-adjustable platform base 23；Fixed dam 8 both sides are sleeved on vertical columns
On 7 and adjustable-height, vertical columns 7 is fixed on levelling bench 10 by nut 9.
Described LOAD CELLS 22 is resistance strain weighing transducer, is arranged in the groove of rustless steel connecting rod 12 end.
Described control system 3 is computer.
Described generation Flash Gas Compression Skid System 18 is flue.(as shown in Figure 6)
Described temperature sensor is temperature thermocouple.
As it is shown in fig. 7, expand the detection method of force checking device based on a kind of single-side heating type coal coking, comprise the steps:
1) Experiment Coke Oven 2 body of heater is made up of refractory brick and heat-insulation layer, is placed on levelling bench 10；Levelling bench 10 is placed
In laboratory fume hood, levelling bench 10 is made to reach required height and ensure it by the platform base 23 of regulation corner
Level；(as shown in Figure 1)
2) 2 vertical columns 7 are fixed on levelling bench 10 by nut 9, fixed dam 8 are installed and regulate its height
Degree so that it is adapt with the height of LOAD CELLS 22；(as shown in Figure 3)
3) siliconit is put in the Experiment Coke Oven 2 heat supply indoor of 2 carbonization chamber 21 sides, and siliconit connects electric power system respectively；
Electric power system sets power distribution cabinet 1, and power distribution cabinet 1 cabinet door sets display screen 4, display lamp 5 and operation switch 6；(as shown in Figure 2)
4) mounting temperature sensor in 2 carbonization chambers 21, is then respectively charged into coal sample, by the pressure of pressure-detecting device side
Plate 11 is pressed on coal sample surface, and the LOAD CELLS 22 of opposite side holds out against on fixed dam 8 surface；Rustless steel connecting rod 12
The cooling jacket 14 in outside is passed through circulating water and prevents high temperature from LOAD CELLS 22 is caused damage；Temperature sensor and title
Weight sensor 22 connection control system 3 respectively；
5) start the on and off switch on power distribution cabinet 1 before experiment, power distribution cabinet display screen 4 shows electric power system current voltage
And current value, start test when above parameter is within normal range；
6), after on-test, LOAD CELLS 22 obtains pressure signal and is sent to signal amplifier, and signal is amplified laggard
One step is sent in signal adapter, and pressure signal is converted to the signal of telecommunication and sends control system 3 to by signal adapter；Control
After received data are processed by system 3, show on display or screen with the formal intuition of chart and form；
7) by the temperature signal of temperature sensor feedback, control system 3 carries out reality to the temperature of Experiment Coke Oven carbonization chamber 21
Time regulation；2 carbonization chambers 21 can carry out the coal coking expansive force parallel test of different coal sample simultaneously.
Experiment Coke Oven 2 is positioned on adjustable horizontal platform 10, can be according to practical situation regulation height, during test,
Levelling bench 10 is placed in fume hood, prevents producing harmful gas in experimentation and human body causes unnecessary harm.
Experiment Coke Oven 2 body of heater is made up of refractory brick and insulation material, can prevent high temperature failure Experimental Establishment, can effectively subtract again
The loss of few heat.
In Experiment Coke Oven 2 body of heater, siliconit composition heating system 19 is put in the hot cell that supplies of side, and heating system 19 is passed through
Electric wire 20 is connected with electric power system, and electric power system is arranged in power distribution cabinet 1.Carbonization chamber 21 in Experiment Coke Oven 2 has 2,
Use 2 carbonization chambers 21 to carry out parallel test or contrast test simultaneously.
Described generation gas processing system 18 is mainly made up of flue, and the gas produced in experimentation is received by flue
Collection, is effectively reduced the error caused during detection coking expansive force by the thrust generating gas generation, additionally, have
The pollution decreasing environment of effect.
LOAD CELLS 22 can be resistance strain weighing transducer, by LOAD CELLS wire 16 connection control system
3, LOAD CELLS is made up of resistance strain gage 17, flexible member and testing circuit.Flexible member produces under the effect of external force
Raw elastic deformation, makes the resistance strain gage 17 also companion being pasted onto its surface be deformed, after resistance strain gage 17 deformation,
Resistance changes, and through corresponding testing circuit this resistance variations is converted to the signal of telecommunication thus completes external force is converted to electricity
The process of signal, the produced signal of telecommunication is sent to control system 3 and processes.
Setting cooling jacket 14 on rustless steel connecting rod 12, recirculated cooling water flows through in cooling jacket 14, can prevent temperature from surpassing
Cross the use temperature tolerance limit of LOAD CELLS 22.Cooling jacket water inlet 13 is connected with water circulating pump by water inlet pipe,
Water circulating pump is located in cyclic water tank, and cooling jacket outlet 15 connects cyclic water tank, cooling water circulation profit by outlet pipe
With, effectively reduce the waste of water.Rustless steel connecting rod one end sets groove, for placing LOAD CELLS 22 when experiment.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto, and appoints
What those familiar with the art is in the technical scope that the invention discloses, according to technical scheme and send out
Bright design equivalent or change in addition, all should contain within protection scope of the present invention.
Claims (7)
1. a single-side heating type coal coking expands force checking device, it is characterised in that include levelling bench, Experiment Coke Oven,
Pressure-detecting device and fixed dam；Described Experiment Coke Oven and fixed dam are arranged on levelling bench, inside Experiment Coke Oven also
Row is provided with 2 carbonization chambers, sets heating system in the Experiment Coke Oven of 2 carbonization chamber sides, and 2 carbonization chamber opposite sides set respectively
Pressure-detecting device, Experiment Coke Oven top sets generation Flash Gas Compression Skid System；Described heating system is by high to arranging along Experiment Coke Oven
Multiple siliconits form, and are additionally provided with temperature sensor in carbonization chamber；Described pressure-detecting device by pressing plate, rustless steel connecting rod,
Cooling jacket and LOAD CELLS composition, the coal sample surface that pressing plate side is pressed in carbonization chamber, opposite side connects rustless steel even
Bar, the outer end setting-in LOAD CELLS of rustless steel connecting rod, LOAD CELLS outerplanar holds out against at the fixed dam being vertically arranged
Surface, rustless steel connecting rod arranges one end of LOAD CELLS and sets cooling jacket；Temperature sensor, LOAD CELLS connect respectively
Control system.
A kind of single-side heating type coal coking the most according to claim 1 expands force checking device, it is characterised in that institute
State levelling bench corner and set height-adjustable platform base；Fixed dam both sides are sleeved on vertical columns and scalable is high
Degree, vertical columns is fixed on levelling bench by nut.
A kind of single-side heating type coal coking the most according to claim 1 expands force checking device, it is characterised in that institute
Stating LOAD CELLS is resistance strain weighing transducer, is arranged in the groove of rustless steel interlinking lever end.
A kind of single-side heating type coal coking the most according to claim 1 expands force checking device, it is characterised in that institute
Stating control system is computer.
A kind of single-side heating type coal coking the most according to claim 1 expands force checking device, it is characterised in that institute
Stating generation Flash Gas Compression Skid System is flue.
A kind of single-side heating type coal coking the most according to claim 1 expands force checking device, it is characterised in that institute
Stating temperature sensor is temperature thermocouple.
7. expand the detection method of force checking device based on a kind of single-side heating type coal coking described in claim 1, it is special
Levy and be, comprise the steps:
1) Experiment Coke Oven body of heater is made up of refractory brick and heat-insulation layer, is placed on levelling bench；Levelling bench is placed on laboratory
In fume hood, levelling bench is made to reach required height and ensure its level by the platform base of regulation corner；
2) 2 vertical columns are fixed on levelling bench by nut, fixed dam are installed and regulate its height so that it is
Adapt with the height of LOAD CELLS；
3) siliconit is put in the Experiment Coke Oven heat supply indoor of 2 carbonization chamber sides, and siliconit connects electric power system respectively；Supply
Electricity system sets power distribution cabinet, and cabinet door for power distributing cabinet sets display screen, display lamp and operation switch；
4) mounting temperature sensor in 2 carbonization chambers, is then respectively charged into coal sample, by the pressing plate of pressure-detecting device side
Being pressed on coal sample surface, the LOAD CELLS of opposite side holds out against on fixed dam surface；Cooling jacket outside rustless steel connecting rod
Being passed through circulating water prevents high temperature from LOAD CELLS is caused damage；Temperature sensor and LOAD CELLS connect control respectively
System；
5) on and off switch on power distribution cabinet is started before experiment, power distribution cabinet display screen display electric power system current voltage and electricity
Flow valuve, starts test when above parameter is within normal range；
6), after on-test, LOAD CELLS obtains pressure signal and is sent to signal amplifier, signal amplified laggard
Step is sent in signal adapter, and pressure signal is converted to the signal of telecommunication and sends control system to by signal adapter；Control system
After received data are processed, show on display or screen with the formal intuition of chart and form；
7) by the temperature signal of temperature sensor feedback, the temperature of Experiment Coke Oven carbonization chamber is adjusted by control system in real time
Joint；2 carbonization chambers can carry out the coal coking expansive force contrast test of different coal sample or the coal coking expansion of same coal sample simultaneously
Power parallel test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610353427.9A CN105841868B (en) | 2016-05-25 | 2016-05-25 | A kind of single-side heating type coal coking expansion force checking device and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610353427.9A CN105841868B (en) | 2016-05-25 | 2016-05-25 | A kind of single-side heating type coal coking expansion force checking device and detection method |
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| Publication Number | Publication Date |
|---|---|
| CN105841868A true CN105841868A (en) | 2016-08-10 |
| CN105841868B CN105841868B (en) | 2019-01-22 |
Family
ID=56594415
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610353427.9A Expired - Fee Related CN105841868B (en) | 2016-05-25 | 2016-05-25 | A kind of single-side heating type coal coking expansion force checking device and detection method |
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| CN107177362A (en) * | 2017-07-28 | 2017-09-19 | 攀钢集团攀枝花钢铁研究院有限公司 | A kind of device and method for coke oven experimentation |
| CN110618068A (en) * | 2018-06-19 | 2019-12-27 | 中国石油化工股份有限公司 | Self-expansion sand control screen pipe seepage performance experiment device, system and method |
| CN112126444A (en) * | 2020-09-19 | 2020-12-25 | 太原理工大学 | Device for measuring expansion pressure and expansion displacement of coking coal based on spring self-adjustment |
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| CN203606055U (en) * | 2013-12-11 | 2014-05-21 | 辽宁科技大学 | Expansion pressure determining device for coking mines |
| CN104807817A (en) * | 2014-01-24 | 2015-07-29 | 宝山钢铁股份有限公司 | Apparatus and method for detecting characteristics of coal in coking process in coke oven |
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| JP2001335781A (en) * | 2000-05-29 | 2001-12-04 | Nkk Corp | Apparatus for testing of coke |
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| CN110618068A (en) * | 2018-06-19 | 2019-12-27 | 中国石油化工股份有限公司 | Self-expansion sand control screen pipe seepage performance experiment device, system and method |
| CN112126444A (en) * | 2020-09-19 | 2020-12-25 | 太原理工大学 | Device for measuring expansion pressure and expansion displacement of coking coal based on spring self-adjustment |
| US11242488B1 (en) | 2020-09-19 | 2022-02-08 | Taiyuan University Of Technology | Device for determining expansion pressure and expansion displacement generated by coking coal based on self-regulation of spring |
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| Publication number | Publication date |
|---|---|
| CN105841868B (en) | 2019-01-22 |
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