CN205014048U - Intelligence measurement sled - Google Patents
Intelligence measurement sled Download PDFInfo
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- CN205014048U CN205014048U CN201520565505.2U CN201520565505U CN205014048U CN 205014048 U CN205014048 U CN 205014048U CN 201520565505 U CN201520565505 U CN 201520565505U CN 205014048 U CN205014048 U CN 205014048U
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- 238000005259 measurement Methods 0.000 title abstract description 12
- 230000008054 signal transmission Effects 0.000 claims abstract description 4
- 238000009826 distribution Methods 0.000 claims description 12
- 238000012423 maintenance Methods 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000004880 explosion Methods 0.000 abstract 2
- 238000001914 filtration Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 34
- 238000013461 design Methods 0.000 description 18
- 238000000034 method Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 6
- 241001347978 Major minor Species 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000007598 dipping method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013481 data capture Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The utility model relates to an intelligence measurement sled, inlet manifold and at least two air intake branch intercommunications, each air intake branch all is equipped with the filter, and filter gas in the future divides two measurement branch roads after filtering totally, and every measurement branch road disposes the flow and takes into account the electronic wall valve that lies in behind the flowmeter, article two, an air outlet pipe is merged into to the measurement branch road, and each air outlet pipe merges into the house steward that gives vent to anger, still include intelligent metrological control case, intelligent metrological control case and filter, flowmeter, electronic wall valve signal connection, intelligent metrological control case is given with the flow data signal transmission to the flowmeter, and the electronic wall valve of each measurement branch road of switching is selected to intelligent metrological control case according to the flow of actual motion to select the range ability of suitable total flow, realize the measurement, power line connecting gives intelligent metrological control case and the power supply of electronic wall valve to explosion -proof block terminal, explosion -proof block terminal, intelligence measurement sled sets up in gas company, every intelligence measurement sled with every with gas unit's one -to -one.
Description
Technical field
The utility model relates to a kind of intelligent metering sled, carrying out the metering of accurate measurement, belonging to gas transmission and distribution field of measuring techniques for meeting industry in gas transmission and distribution, business and public building user under large discharge scope.
Background technique
Present stage industry and commerce user, as the heat treatment furnace user, rock gas air heater user, commercial exploitation residential customer etc. of furnace user, component of machine, its gas equipment is many, and the gas consumption of single fuel-burning equipment is less, but it is very large again by gas total amount; And according to the character with gas, according to the difference of its technique process, the temperature reach fuel gas buring and the time of insulation are also all different; The frequency of utilization of many production lines and working condition also difference also make its steam application rule complicated, and hour range of flow difference is huge;
Industry and commerce user gas equipment is many, and the gas consumption of single fuel-burning equipment is less, but its with gas total amount again very large situation adopt multiple less flowmeter to measure respectively or measure separately;
Industry and commerce user adopts along separate routes metering for the frequency of utilization of many production lines and work different situations;
The production technology gas of industry and commerce user, heating gas, gas for domestic use etc. individually measure, to reduce the error in dipping that use gas lack of uniformity is brought.
There is following defect in the mode of existing industry and commerce user metering:
1) internal pipeline is complicated, and leak point is many;
2) flowmeter quantity is many, and installation environment is severe, difficulty of checking meter;
3) flowmeter kind brand is many, and constantly more renews flowmeter from putting into operation initially, exists difficult in maintenance, and even the flow meter model of some types of brand has stopped producing, the problem that standby redundancy does not catch up with;
4) continue the production status of air feed, make the demarcation that these flowmeters can not be punctual strengthen error in dipping;
5) partial discharge meter is without temperature and pressure compensation, and error in dipping is large;
6) signal of all meterings does not gather and gathers, and does not have data, is unfavorable for follow-up data analysis, is unfavorable for the improvement of technique and the reduction of energy consumption;
7) reliability of whole metering system is low; Cause gas company's production and marketing than large, form huge deficit.
Model utility content
The purpose of this utility model solves above-mentioned a series of technical problem, the metering of a kind of wide range ratio is provided to become to prize combination unit, the overall range ratio of system can be changed according to actual motion flow, improve the accurate type of metering system, and promote the range ratio scope of measuring apparatus.
The utility model takes following technological scheme:
A kind of intelligent metering sled, comprise intake manifold, described intake manifold is communicated with at least two air intake branches, each air intake branch is equipped with filter B 2, upstream is carried out gas and is filtered clean rear point two metering branch roads by filter B 2, and every bar metering branch road is configured with flowmeter B3 and the electronic isolating valve B6 after being positioned at flowmeter; Article two, metering branch road is merged into one and is gone out gas branch pipe, respectively goes out gas branch pipe and merges into the house steward that gives vent to anger; Also comprise intelligent metering control box, described intelligent metering control box is connected with filter B 2, flowmeter B3, electronic isolating valve B6 signal, flowmeter B3 by data on flows signal transmission to intelligent metering control box, intelligent metering control box selects the electronic isolating valve B6 of opening and closing each bar metering branch road according to the flow of actual motion, thus choose the range ability of suitable total discharge, realize metering; Power line is linked into explosion-proof electrical distribution box, and explosion-proof electrical distribution box is powered to intelligent metering control box and electronic isolating valve B6; Described intelligent metering sled is arranged at place of gas unit, each intelligent metering sled and each gas unit one_to_one corresponding.
Further, Filter valve B1 is provided with before described filter B 1, for cutting off gas circuit.
Further, also comprise explosion-proof signal box, described explosion-proof signal box is connected with intelligent metering control box signal, and be connected with remote control center wireless signal, the signal of whole intelligent metering sled can by explosion-proof signal box teletransmission and control, and the setting parameter of intelligent metering control box can realize on-the-spot debugging and the adjustment of parameter by the external PC equipment of explosion-proof signal box.
Further, explosion-proof electrical distribution box powers to explosion-proof signal box.
Further, pressure gauge B4 is provided with between described flowmeter B3 and electronic isolating valve B6, for pressure monitor and maintenance.
Further, the quantity of described air intake branch is two, and described intelligent metering sled has 4 metering branch roads, and the scope of the range ratio of the flowmeter on every bar metering branch road is 100:1, and whole intelligent metering sled, can realize system range ratio scope is 400:1.
A method of measurement for intelligent metering sled described in claim,
The method that flow road switches is as follows:
1) major-minor road switches, major-minor road positioned in sequence four kinds: based on the first via, and branch road opening sequence is a road, two tunnels, three tunnels, four tunnels; Otherwise closing sequence;
2) branch road unlocking condition: the critical flow of the single channel design reached when each flowmeter B3 measurement exceedes a period of time, next control valve organizing available gas circuit can be opened automatically, concrete open operation pattern is: single channel design discharge > 80%, more than 20 seconds, is increased to 2 groups from 1 group; Total discharge > 160% was more than 20 seconds in single channel design, was increased to 3 groups from 2 groups; Total discharge > 240% was more than 20 seconds in single channel design, was increased to 4 groups from 3 groups; The control cut out is contrary, when reaching different critical flows, and keep a period of time, the control valve of corresponding gas circuit can be selected to close automatically in order, concrete shutdown mode of operation is: single channel design discharge < 200%, more than 20 seconds, is reduced to 3 groups from 4 groups; Single channel design discharge < 120%, more than 20 seconds, is reduced to 2 groups from 3 groups; Single channel design discharge < 40%, more than 20 seconds, is reduced to 1 group from 2 groups.
Further, single channel fault or maintenance state: actuator get long-range/with regard to earth signal as a reference, as this signal of a certain road does not exist, Ze Gai road actuator do not participate in control; Reach unlatching second travel permit part, open after order issues, as No. second flowmeter instantaneous flow data not yet 0 in 20 seconds, then control the 3rd tunnel and open.
The beneficial effects of the utility model are:
1) improve the reliability of metering system, reduce system parts, improve security of system; Reduce manpower to check meter cost, reduce metering system construction cost, reduce follow-up operation cost;
2) improve the precision of metering system, efficient accurate control system+high range makes the metering of industrial and commercial user more accurate than the intelligent metering sled of high-precision flow meter, reduces production and marketing ratio, brings huge income to gas company;
3) the intelligent control system of intelligence gather feedback data gas company also can be allowed to manage industrial and commercial user more easily, simultaneously by also providing data basis to the data analysis gathered to the industrial and commercial improvement of user's technique and the reduction of energy consumption, can better serve industrial and commercial user.
4) intelligence changes into the structural design of sled, is conducive to administering and maintaining of system.
Accompanying drawing explanation
Fig. 1 is the structural drawing of the utility model intelligent metering sled.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
See Fig. 1, a kind of intelligent metering sled, comprise intake manifold, described intake manifold is communicated with at least two air intake branches, each air intake branch is equipped with filter B 2, upstream is carried out gas and is filtered clean rear point two metering branch roads by filter B 2, and every bar metering branch road is configured with flowmeter B3 and the electronic isolating valve B6 after being positioned at flowmeter; Article two, metering branch road is merged into one and is gone out gas branch pipe, respectively goes out gas branch pipe and merges into the house steward that gives vent to anger; Also comprise intelligent metering control box, described intelligent metering control box is connected with filter B 2, flowmeter B3, electronic isolating valve B6 signal, flowmeter B3 by data on flows signal transmission to intelligent metering control box, intelligent metering control box selects the electronic isolating valve B6 of opening and closing each bar metering branch road according to the flow of actual motion, thus choose the range ability of suitable total discharge, realize metering; Power line is linked into explosion-proof electrical distribution box, and explosion-proof electrical distribution box is powered to intelligent metering control box and electronic isolating valve B6; Described intelligent metering sled is arranged at place of gas unit, each intelligent metering sled and each gas unit one_to_one corresponding.
Filter valve B1 is provided with, for cutting off gas circuit before described filter B 1.
Also comprise explosion-proof signal box, described explosion-proof signal box is connected with intelligent metering control box signal, and be connected with remote control center wireless signal, the signal of whole intelligent metering sled can by explosion-proof signal box teletransmission and control, and the setting parameter of intelligent metering control box can realize on-the-spot debugging and the adjustment of parameter by the external PC equipment of explosion-proof signal box.
Explosion-proof electrical distribution box powers to explosion-proof signal box.
Pressure gauge B4 is provided with, for pressure monitor and maintenance between described flowmeter B3 and electronic isolating valve B6.
The quantity of described air intake branch is two, and described intelligent metering sled has 4 metering branch roads, and the scope of the range ratio of the flowmeter on every bar metering branch road is 100:1, and whole intelligent metering sled, can realize system range ratio scope is 400:1.
For realizing larger range ability, innovative design is carried out to control logic, as follows:
According to installation conditions and the environmental conditions of industrial and commercial user, select independent dedicated control system reliably, realize data capture and teletransmission, by rational tight algorithm and logic, independence is carried out to system and control efficiently; The logic that flow road switches is considered as follows:
1) major-minor road switches
For four tunnels, major-minor road positioned in sequence four kinds:
Based on the first via, branch road opening sequence is a road, two tunnels, three tunnels, four tunnels; Otherwise closing sequence;
Based on the second tunnel, branch road opening sequence is two tunnels, three tunnels, four tunnels, a road; Otherwise closing sequence;
Based on the 3rd tunnel, branch road opening sequence is three tunnels, four tunnels, a road, two tunnels; Otherwise closing sequence;
Based on the 4th tunnel, branch road opening sequence is four tunnels, a road, two tunnels, three tunnels; Otherwise closing sequence.
2) branch road unlocking condition
The critical flow (preliminary settlement is 80%) of the single channel design reached when each flowmeter survey exceedes a period of time, and next control valve organizing available gas circuit can be opened automatically.Overall operator scheme is: single channel design discharge > 80%, more than 20 seconds, is increased to 2 groups from 1 group; Total discharge > 160% was more than 20 seconds in single channel design, was increased to 3 groups from 2 groups; Total discharge > 240% was more than 20 seconds in single channel design, was increased to 4 groups from 3 groups.The control cut out is contrary, when reaching different critical flows, and keeps a period of time, and the control valve of corresponding gas circuit can be selected to close automatically in order.Overall operator scheme is: single channel design discharge < 200%, more than 20 seconds, is reduced to 3 groups from 4 groups; Single channel design discharge < 120%, more than 20 seconds, is reduced to 2 groups from 3 groups; Single channel design discharge < 40%, more than 20 seconds, is reduced to 1 group from 2 groups.
Single channel fault or maintenance state
Actuator get long-range/with regard to earth signal as a reference, as this signal of a certain road does not exist, Ze Gai road actuator do not participate in control.
Reaching unlatching second travel permit part is, opens after order issues, and as No. second flowmeter instantaneous flow data not yet 0 in 20 seconds, then controls the 3rd tunnel and opens.
Note: in this logic, the time is provisional value, can according to Operating condition adjustment.
The utility model is the defect existed by studying original industry and commerce user metering method, have studied the feature of industry and commerce user gas consumption, overcomes deficiency and the defect of the existence of original metering method.
The present embodiment is by measuring the combination on road and supporting control system, and realize the intelligent metering sled of machine with wide range, can realize system range (ratio of minimum and maximum flow) scope is 400:1;
Carry out Explosion-proof Design to selected control box, explosion-proof control box, distribution box, signal box are carried out centralized arrangement, the design of Intelligent Optimal metering sled, meets the access of civilian electric 220VAC, can adapt to all industry and commerce user installation conditions and environmental conditions.
Claims (6)
1. an intelligent metering sled, is characterized in that:
Comprise intake manifold, described intake manifold is communicated with at least two air intake branches, each air intake branch is equipped with filter (B2), upstream is carried out gas and is filtered clean rear point two metering branch roads by filter (B2), and every bar metering branch road is configured with flowmeter (B3) and the electronic isolating valve (B6) after being positioned at flowmeter; Article two, metering branch road is merged into one and is gone out gas branch pipe, respectively goes out gas branch pipe and merges into the house steward that gives vent to anger;
Also comprise intelligent metering control box, described intelligent metering control box is connected with filter (B2), flowmeter (B3), electronic isolating valve (B6) signal, flowmeter (B3) by data on flows signal transmission to intelligent metering control box, intelligent metering control box selects the electronic isolating valve (B6) of opening and closing each bar metering branch road according to the flow of actual motion, thus choose the range ability of suitable total discharge, realize metering; Power line is linked into explosion-proof electrical distribution box, and explosion-proof electrical distribution box is to intelligent metering control box and electronic isolating valve (B6) power supply;
Described intelligent metering sled is arranged at place of gas unit, each intelligent metering sled and each gas unit one_to_one corresponding.
2. intelligent metering sled as claimed in claim 1, is characterized in that: described filter (B1) is front is provided with Filter valve (B1), for cutting off gas circuit.
3. intelligent metering sled as claimed in claim 1, it is characterized in that: also comprise explosion-proof signal box, described explosion-proof signal box is connected with intelligent metering control box signal, and be connected with remote control center wireless signal, the signal of whole intelligent metering sled can by explosion-proof signal box teletransmission and control, and the setting parameter of intelligent metering control box can realize on-the-spot debugging and the adjustment of parameter by the external PC equipment of explosion-proof signal box.
4. intelligent metering sled as claimed in claim 3, is characterized in that: explosion-proof electrical distribution box is powered to explosion-proof signal box.
5. intelligent metering sled as claimed in claim 1, is characterized in that: be provided with pressure gauge (B4) between described flowmeter (B3) and electronic isolating valve (B6), for pressure monitor and maintenance.
6. intelligent metering sled as claimed in claim 1, it is characterized in that: the quantity of described air intake branch is two, described intelligent metering sled has 4 metering branch roads, the scope of the range ratio of the flowmeter on every bar metering branch road is 100:1, whole intelligent metering sled, can realize system range ratio scope is 400:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520565505.2U CN205014048U (en) | 2015-07-31 | 2015-07-31 | Intelligence measurement sled |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520565505.2U CN205014048U (en) | 2015-07-31 | 2015-07-31 | Intelligence measurement sled |
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| CN205014048U true CN205014048U (en) | 2016-02-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065909A (en) * | 2015-07-31 | 2015-11-18 | 上海飞奥燃气设备有限公司 | Intelligent metering pry and metering method thereof |
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- 2015-07-31 CN CN201520565505.2U patent/CN205014048U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105065909A (en) * | 2015-07-31 | 2015-11-18 | 上海飞奥燃气设备有限公司 | Intelligent metering pry and metering method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Feifei Inventor after: Zhang Ruili Inventor after: Xu Jian Inventor after: Shi Hanlong Inventor after: Sun Quan Inventor before: Zhang Feifei Inventor before: Pan Liang Inventor before: Gao Yu Inventor before: Liao Xulang Inventor before: Shi Lili Inventor before: Shi Hanlong |
|
| COR | Change of bibliographic data | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An intelligent metering lever Granted publication date: 20160203 Pledgee: Bank of China Limited by Share Ltd. Shanghai Jingan branch Pledgor: SHANGHAI FIORENTINI GAS EQUIPMENT Co.,Ltd. Registration number: Y2024310000385 |