CN107677225A - Thin oil sealing gas cabinet cabinet holds computational methods - Google Patents
Thin oil sealing gas cabinet cabinet holds computational methods Download PDFInfo
- Publication number
- CN107677225A CN107677225A CN201710879477.5A CN201710879477A CN107677225A CN 107677225 A CN107677225 A CN 107677225A CN 201710879477 A CN201710879477 A CN 201710879477A CN 107677225 A CN107677225 A CN 107677225A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- pressure
- piston
- thin oil
- holds
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B13/00—Measuring arrangements characterised by the use of fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17B—GAS-HOLDERS OF VARIABLE CAPACITY
- F17B1/00—Gas-holders of variable capacity
- F17B1/02—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17B—GAS-HOLDERS OF VARIABLE CAPACITY
- F17B1/00—Gas-holders of variable capacity
- F17B1/24—Gas-holders of variable capacity of dry type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/043—Pressure
Abstract
It is an object of the invention to provide a kind of thin oil sealing gas cabinet cabinet to hold computational methods, several pressure sensors for being used for detecting box side plate inwall lateral pressure are uniformly installed in cabinet side plate outer wall side short transverse, the distribution of pressure sensor can cover the scope of activities of piston, collect the pressure value that all pressure sensors are surveyed, the pressure value surveyed to two neighboring pressure sensor is compared, when two pressure values are the same, judge piston position outside two pressure sensors, when two pressure values are different, judge piston position between the two pressure sensor, so as to obtain depth pistion, depth pistion is multiplied by gas chamber sectional area and obtains cabinet appearance.The characteristics of piston two-way pressure is inconsistent when this method is run according to gas chamber judges depth pistion, recycles depth pistion and the relation that cabinet holds to calculate the appearance that offers for sale, simple and practical, cost is cheap.
Description
Technical field
The invention belongs to gas chamber field, and in particular to a kind of thin oil sealing gas cabinet cabinet holds computational methods.
Background technology
Thin oil sealing gas cabinet is widely used in industry and the storage of domestic gas, and it passes through the upper and lower of gas chamber inner carrier
Move to realize handling up for coal gas, for the operational administrative personnel of gas chamber, understand the running position of gas cabinet piston, clearly
The situation of gas holder gas storage volume, is very important.
The cabinet of thin oil sealing gas cabinet, which holds, at present calculates mainly using Optic Fiber Gauge, mechanical level meter, ultrasonic wave cabinet position
Meter and Radar level meter etc., Optic Fiber Gauge principle is that one end of steel wire rope is fixed on gas chamber piston, and the other end is fixed on
In the metering hinge wheel of level meter, reel is driven to rotate when piston movement, caused signal is changed into after being handled by level meter
The signal output that cabinet holds；Mechanical level meter principle is that one end of steel wire rope is fixed on gas chamber piston, other end connecting cabinet position
The travelling gear of meter, band nutating gear rotates when piston movement, and the specific gear ratio of setting is by steel wire rope
Displacive transformation is the position of pointer on the instruction disk of level meter；Ultrasonic wave level meter is similar with Radar level meter principle, be all
Ultrasonic wave is respectively arranged on top of gas cabinet and piston or radar is sent and receiving device, the time transmitted by measurement signal,
Cabinet top and the distance of piston are calculated, then cabinet is transformed into by formula and holds signal output to operator.
Hold computational methods for above-mentioned existing thin oil sealing gas cabinet cabinet, in practice it has proved that it has many defects：1) light
Fine level meter, mechanical level meter principle are complicated, and installation accuracy requires very high, to key equipment such as：Measure hinge wheel, travelling gear and
Steel wire rope etc. excessively relies on, and holds indicator function once breaking down and will lose cabinet, while cost is of a relatively high；2), ultrasonic wave cabinet
Position meter and Radar level meter employ ultrasonic wave or reflection of electromagnetic wave technology, and it is more accurate to measure in an ideal case, but cost
Very high while very high to environmental requirement, antijamming capability is weaker, such as because piston often produces certain inclination, then instead
Often acceptable effect is bad or not accurate enough for ejected wave, it is impossible to is applicable more severe operating mode.
The content of the invention
It is an object of the invention to provide a kind of thin oil sealing gas cabinet cabinet to hold computational methods, and this method is run according to gas chamber
When piston two-way pressure it is inconsistent the characteristics of, judge depth pistion, the relation calculating for recycling depth pistion to hold with cabinet is offerd for sale
Hold, it is simple and practical, cost is cheap.
The technical solution adopted in the present invention is：
A kind of thin oil sealing gas cabinet cabinet holds computational methods, and several use are uniformly installed in cabinet side plate outer wall side short transverse
In the pressure sensor of detecting box side plate inwall lateral pressure, the distribution of pressure sensor can cover the movable model of piston
To enclose, collect the pressure value that all pressure sensors are surveyed, the pressure value surveyed to two neighboring pressure sensor is compared, when
When two pressure values are the same, piston position is judged outside two pressure sensors, when two pressure values are different, judges to live
Fill in position between the two pressure sensor, so as to obtain depth pistion, depth pistion is multiplied by gas chamber sectional area and obtains cabinet
Hold.
Further, the difference in height between adjacent pressure sensor is not less than the longitudinal length of thin oil seal device.
Further, all pressure sensors are in a vertical lines.
The beneficial effects of the invention are as follows：
With the fluctuation of gas volume in cabinet, piston can constantly rise or fall, and the top of piston is air, and its pressure should be
Atmospheric pressure, i.e. relative pressure should be 0kPa or so, and the lower storage of piston coal gas, pressure are the operating pressure of coal gas, such as
10kPa, during gas chamber normal operation, all pressure sensors can all have a pressure value, it is assumed that have 10 pressure sensors simultaneously
And numbering is 1 to 10 respectively from top to bottom, when piston is in some position, it is assumed that the reading of pressure sensor 1 to 5 is 0kPa, 6 arrive
The characteristics of 10 readings are 10kPa, and piston two-way pressure is inconsistent when being run according to gas chamber, you can judge that piston is in pressure
Between force snesor 5 and 6, and because pressure sensor in short transverse is uniform, then can be obtained by current piston
Highly, the relation for recycling depth pistion to hold with cabinet, current cabinet can be calculated and held.For newly-built or built up dilute
For oil seal gas chamber, several pressure sensors only need to be uniformly arranged on cabinet side plate, you can according to the pressure value measured
Calculating is offerd for sale appearance, and whole system is simple and practical, reliability and durability, cost is cheap.
Brief description of the drawings
Fig. 1 is the overall structure diagram of thin oil sealing gas cabinet in the embodiment of the present invention.
Fig. 2 is the detailed schematic at piston in Fig. 1.
In figure：1- cabinet side plates；2- piston holders；3- pressure sensors；4- thin oil seal devices；5- piston ring beams；6- cabinets
Bottom plate；7- piston plates；8- cabinet top plates；9- cabinet top blast caps；10- columns.
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
A kind of thin oil sealing gas cabinet cabinet holds computational methods, as depicted in figs. 1 and 2, in the outer wall side short transverse of cabinet side plate 1
Several pressure sensors 3 for being used for the inwall lateral pressure of detecting box side plate 1, the distribution energy of pressure sensor 3 are uniformly installed
The scope of activities of piston is enough covered, the pressure value that all pressure sensors 3 are surveyed is collected, to the two neighboring institute of pressure sensor 3
The pressure value of survey is compared, and when two pressure values are the same, piston position is judged outside two pressure sensors 3, when two
When individual pressure value is different, piston position is judged between two pressure sensors 3, so as to obtain depth pistion, by piston height
Degree is multiplied by gas chamber sectional area and obtains cabinet appearance.
With the fluctuation of gas volume in cabinet, piston can constantly rise or fall, and the top of piston is air, and its pressure should be
Atmospheric pressure, i.e. relative pressure should be 0kPa or so, and the lower storage of piston coal gas, pressure are the operating pressure of coal gas, such as
10kPa, during gas chamber normal operation, all pressure sensors 3 can all have a pressure value, it is assumed that have 10 pressure sensors 3
And numbering is 1 to 10 respectively from top to bottom, when piston is in some position, it is assumed that 1 to 5 readings are 0kPa, 6 to 10 readings are
10kPa, the characteristics of piston two-way pressure is inconsistent when being run according to gas chamber, you can judge that piston is between 5 and 6,
Again because pressure sensor 3 in short transverse is uniform, then can be obtained by current depth pistion, recycle piston high
The relation that degree holds with cabinet, current cabinet can be calculated and held.For thin oil sealing gas cabinet that is newly-built or having built up,
Several pressure sensors 3 only need to be uniformly arranged on cabinet side plate, you can the appearance that offers for sale, whole system are calculated according to the pressure value measured
Uniting, simple and practical, reliability and durability, cost is cheap.
The distribution density of pressure sensor 3 holds the requirement of computational accuracy according to cabinet and capital investment requirements determine jointly, required essence
Degree is higher, then the distribution density of pressure sensor 3 is bigger, while investment also can be larger, conversely, the required accuracy is lower, then sets
Pressure sensor distribution density is smaller, and investment also can be less, as shown in Fig. 2 the difference in height between adjacent pressure sensor 3 is best
Not less than the longitudinal length of thin oil seal device, the accuracy that piston position judges otherwise can be influenceed.
In the present embodiment, all pressure sensors 3 are in a vertical lines, convenient installation.
It should be appreciated that for those of ordinary skills, can according to the above description be improved or converted,
And all these modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (3)
1. a kind of thin oil sealing gas cabinet cabinet holds computational methods, it is characterised in that：Uniformly pacify in cabinet side plate outer wall side short transverse
Several pressure sensors for being used for detecting box side plate inwall lateral pressure are filled, the distribution of pressure sensor can cover piston
Scope of activities, collect the pressure value that all pressure sensors are surveyed, the pressure value surveyed to two neighboring pressure sensor is entered
Row compares, and when two pressure values are the same, piston position is judged outside two pressure sensors, when two pressure values are different
When, judge piston position between the two pressure sensor, so as to obtain depth pistion, depth pistion is multiplied by gas chamber section
Product obtains cabinet appearance.
2. thin oil sealing gas cabinet cabinet as claimed in claim 1 holds computational methods, it is characterised in that：Adjacent pressure sensor it
Between difference in height be not less than thin oil seal device longitudinal length.
3. thin oil sealing gas cabinet cabinet as claimed in claim 1 holds computational methods, it is characterised in that：All pressure sensors exist
In one vertical lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710879477.5A CN107677225A (en) | 2017-09-26 | 2017-09-26 | Thin oil sealing gas cabinet cabinet holds computational methods |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710879477.5A CN107677225A (en) | 2017-09-26 | 2017-09-26 | Thin oil sealing gas cabinet cabinet holds computational methods |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107677225A true CN107677225A (en) | 2018-02-09 |
Family
ID=61137167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710879477.5A Pending CN107677225A (en) | 2017-09-26 | 2017-09-26 | Thin oil sealing gas cabinet cabinet holds computational methods |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107677225A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1458425A (en) * | 2003-05-30 | 2003-11-26 | 北京航空航天大学 | Multi-path synchronous hydraulic servo driving device |
| CN101749301A (en) * | 2008-12-18 | 2010-06-23 | 中集车辆（集团）有限公司 | Hydraulic cylinder device and hydraulic cylinder behavior control system with same |
| CN201731859U (en) * | 2010-07-13 | 2011-02-02 | 合肥市强科达科技开发有限公司 | Linear array pressure measuring switch |
| CN103104805A (en) * | 2013-03-11 | 2013-05-15 | 唐山市建华自动控制设备厂 | Measuring device for holder position, holder capacity and holder speed of gas holder |
| CN103559524A (en) * | 2013-11-19 | 2014-02-05 | 威海北洋电气集团股份有限公司 | RFID accurate locating device and using method thereof |
| CN103605312A (en) * | 2013-10-12 | 2014-02-26 | 楚天科技股份有限公司 | Servo closed loop control system for pressure-plunger oil cylinder of freeze dryer slab |
| CN103776488A (en) * | 2012-04-02 | 2014-05-07 | 玛珂系统分析和开发有限公司 | Position determining device |
| CN104850250A (en) * | 2015-04-28 | 2015-08-19 | 河南科技大学 | Mouse for realizing mouse pointer movement based pressure sensors |
| CN105570661A (en) * | 2015-12-16 | 2016-05-11 | 中冶南方工程技术有限公司 | Chamber volume indicating device for dry gas chamber |
-
2017
- 2017-09-26 CN CN201710879477.5A patent/CN107677225A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1458425A (en) * | 2003-05-30 | 2003-11-26 | 北京航空航天大学 | Multi-path synchronous hydraulic servo driving device |
| CN101749301A (en) * | 2008-12-18 | 2010-06-23 | 中集车辆（集团）有限公司 | Hydraulic cylinder device and hydraulic cylinder behavior control system with same |
| CN201731859U (en) * | 2010-07-13 | 2011-02-02 | 合肥市强科达科技开发有限公司 | Linear array pressure measuring switch |
| CN103776488A (en) * | 2012-04-02 | 2014-05-07 | 玛珂系统分析和开发有限公司 | Position determining device |
| CN103104805A (en) * | 2013-03-11 | 2013-05-15 | 唐山市建华自动控制设备厂 | Measuring device for holder position, holder capacity and holder speed of gas holder |
| CN103605312A (en) * | 2013-10-12 | 2014-02-26 | 楚天科技股份有限公司 | Servo closed loop control system for pressure-plunger oil cylinder of freeze dryer slab |
| CN103559524A (en) * | 2013-11-19 | 2014-02-05 | 威海北洋电气集团股份有限公司 | RFID accurate locating device and using method thereof |
| CN104850250A (en) * | 2015-04-28 | 2015-08-19 | 河南科技大学 | Mouse for realizing mouse pointer movement based pressure sensors |
| CN105570661A (en) * | 2015-12-16 | 2016-05-11 | 中冶南方工程技术有限公司 | Chamber volume indicating device for dry gas chamber |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180209 |