CN103482561A - High-accuracy oil product conveying weighing system and use method thereof - Google Patents
High-accuracy oil product conveying weighing system and use method thereof Download PDFInfo
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- CN103482561A CN103482561A CN201310459780.1A CN201310459780A CN103482561A CN 103482561 A CN103482561 A CN 103482561A CN 201310459780 A CN201310459780 A CN 201310459780A CN 103482561 A CN103482561 A CN 103482561A
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Abstract
The invention discloses a high-accuracy oil product conveying weighing system and a use method thereof. The system comprises an oil collection unit and a conveying unit connected with the oil collection unit through a pipeline, the conveying unit is further connected with a weighing unit, the weighing unit comprises an oil tank with an oil inlet, the bottom of the oil tank is evenly provided with a plurality of sensors which are connected with a displayer in a measuring room through conductive wires, the oil inlet is connected with the outlet end of the conveying unit through an oil inlet pipe, the bottom of the oil tank is connected with the inlet end of the conveying unit through an oil outlet pipe, and the oil inlet pipe and the oil outlet pipe are provided with a valve D and a valve E respectively. By means of the use method matched with the system, weight of crude oil conveyed every time can be rapidly and accurately obtained, and the high-accuracy oil product conveying weighing system and the use method thereof have the advantages that accuracy is high, deviation is low, and manual labor intensity is low, and are suitable for being popularized and used on a large scale.
Description
Technical field
The present invention relates to a kind of conveying Weighing system and using method thereof, be specifically related to a kind of high precision oil product and carry Weighing system and using method thereof.
Background technology
Vegetable seed wet goods refined oil generally completes refining by crude oil is carried out to multi-step process, part crude oil local production is told somebody what one's real intentions are, so be mostly the other places buying, the crude oil of buying generally first is transported to the processing factory locus by railway, being transported to processing factory by highway is again processed, crude oil needs to carry out the weighing processing before entering factory, traditional weighing technique is generally to complete by weighbridge, fill lorry elder generation weighing overall weight on weighbridge of crude oil, after crude oil unloads, lorry is after a weighbridge, and the difference of weighing for twice is the weight of the crude oil that once transports.Adopt this mode to be weighed to entering factory's crude oil, the cycle that completes a weighing is very long, usually, more than 2 hours, has affected the work efficiency of processing factory; Often completing a weighing needs several staff's collaborative works just can complete, and manpower expends more; Owing to only weighing to be measured by twice, make the weighing precision of crude oil not high; In sum, traditional weighbridge weighing exists precision low, and cost is high, the drawback such as takes time and effort; And weighbridge generally exists, and volume is large, weight is large, complex structure, Maintenance Difficulty, high in cost of production shortcoming, if et out of order, need professional maintainer to keep in repair, make weighing work to carry out, the crude oil processing work is forced to suspend, and has a strong impact on the interests of processing factory.
Summary of the invention
In order to solve the problems of the technologies described above, the present invention aims to provide a kind of high precision oil product simple in structure, easy and simple to handle, that the weighing progress is high, transport efficiency is high and carries Weighing system and using method thereof.
The present invention is achieved by the following technical solution:
A kind of high precision oil product is carried Weighing system, comprises oil-collecting unit and the supply unit connected through pipeline; Also be connected with weighing unit on described supply unit, this weighing unit comprises an oil tank with oil inlet, tank bottom evenly is equipped with some sensors, sensor is connected with the telltale in the metering room by wire, oil inlet is connected with the exit end of supply unit by oil inlet, tank bottom is connected with the arrival end of supply unit by oil outlet pipe, is respectively equipped with valve D and valve E on oil inlet and oil outlet pipe.
Described oil-collecting unit comprises a manifold trunk that is provided with valve B, and this manifold trunk is connected with described supply unit arrival end, is provided with some oil collecting pipes on manifold trunk, is provided with valve A on every oil collecting pipe.
Described supply unit comprises some oil pumps that are in parallel, and the oil pump entrance is connected with manifold trunk, and the oil pump exit end arranges a delivery manifold, and the delivery manifold is provided with valve C.
The quantity of described sensor is 4～8.
The volume of described oil tank is 65～80 tons.
Described oil pump has two at least.
Described delivery manifold's end is connected with petrol storage tank.
Described sensor is pressure sensor.
A kind of above-mentioned high precision oil product is carried the using method of Weighing system, and the method comprises the following steps:
(A) sensor energize work, the weight of the empty oil tank of demonstration in masuring room;
(B) valve-off C and valve E, open valve A, valve B and valve D;
(C) start oil pump, crude oil collects by oil collecting pipe, then by oil pump, along oil inlet, is delivered to oil tank;
(D) crude oil is closed oil pump after unsnatching, and the sensor of tank bottom can obtain the gravimetric value of the crude oil in oil tank and show in masuring room;
(E) valve-off A, valve B and valve D, open valve C and valve E;
(F) again start oil pump, the crude oil in oil tank exports to the delivery manifold from oil outlet pipe, by the delivery manifold, is delivered in petrol storage tank and stores.
The difference of the gravimetric value that the gravimetric value that masuring room shows in described step (D) is the empty oil tank that obtains in the fully loaded total weight of oil tank and step (A).
The invention has the beneficial effects as follows:
Compared with prior art, high precision oil product provided by the invention is carried Weighing system and using method thereof, conveying and weighing are integrated in a system simple in structure jointly, this intrasystem oil tank can play the effect of temporarily depositing crude oil, the sensor of its bottom can calculate the weight of crude oil in real time, after having measured by oil pump can be fast by Crude Oil Transportation to holding vessel, empty oil tank, can carry out fast weighing next time, significantly shortened weighing consuming time, only need can complete in one hour whole weighing work, hand labor intensity also decreases, measure former weight of oil by pressure transmission power sensor simultaneously, max value of error is only 1～5kg, there is precision high, fireballing advantage, the price of the spare part that this system adopts is generally cheap, and the fund that makes whole system to expend is less, and cost is lower, simultaneously due to simple in structure, safeguards also easier.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
In figure: 1-oil tank, 2-sensor, 3-masuring room, 4-oil inlet, 5-oil inlet, 6-oil outlet pipe, 7-delivery manifold, 8-oil pump, 9-manifold trunk, 10-valve A, 11-valve B, 12-valve C, 13-valve D, 14-valve E, 15-oil collecting pipe.
The specific embodiment
Below in conjunction with drawings and Examples, technical scheme of the present invention is described further, but that desired protection domain is not limited to is described;
As shown in Figure 1, high precision oil product provided by the invention is carried Weighing system, comprise oil-collecting unit and the supply unit connected through pipeline, also be connected with weighing unit on described supply unit, this weighing unit comprises an oil tank with oil inlet 41, oil tank 1 bottom even is equipped with some sensors 2, sensor 2 is connected with the telltale in metering room 3 by wire, oil inlet 4 is connected with the exit end of supply unit by oil inlet 5, oil tank 1 bottom is connected with the arrival end of supply unit by oil outlet pipe 6, be respectively equipped with valve D13 and valve E14 on oil inlet 5 and oil outlet pipe 6.
Described oil-collecting unit comprises a manifold trunk 9 that is provided with valve B11, this manifold trunk 9 is connected with described supply unit arrival end, be provided with some oil collecting pipes 15 on manifold trunk 9, be provided with valve A10 on every oil collecting pipe 15, this oil-collecting unit oil collecting pipe 9 inner by it can be rapidly transports by lorry or train the crude oil come and unloads and collect, and significantly saved emptying consuming time.
Described supply unit comprises some oil pumps that are in parallel 8, and oil pump 8 entrances are connected with manifold trunk 9, and oil pump 8 exit end arrange a delivery manifold 7, and delivery manifold 7 is provided with valve C12; The Crude Oil Transportation that this supply unit can unload the oil-collecting unit rapidly, to oil tank 1, has further shortened conveying consuming time, has saved manpower and materials, promotes work efficiency.
In order to meet different user demands and accuracy requirement, the quantity of described sensor 2 is 4～8.
Once can install the crude oil of an oil tank of train in order to reach oil tank 1, the volume of described oil tank 1 is 65～80 tons.
In order to improve delivery speed, reduce time of delivery, described oil pump 8 has two at least.
Described delivery manifold's 7 ends are connected with petrol storage tank, can, rapidly by oil tank 1 emptying, be convenient to the carrying out of next weighing.
In order to guarantee the precision of weighing, described sensor 2 is pressure sensor.
A kind of above-mentioned high precision oil product is carried the using method of Weighing system, and the method comprises the following steps:
(A) sensor 2 energising work, the weight of the empty oil tank 1 of the interior demonstration of masuring room 3;
(B) valve-off C12 and valve E14, open valve A10, valve B11 and valve D13;
(C) start oil pump 8, crude oil collects by oil collecting pipe 15, then by oil pump 8, along oil inlet 5, is delivered to oil tank 1;
(D) crude oil is closed oil pump 8 after unsnatching, and the sensor 2 of oil tank 1 bottom can obtain the gravimetric value of the crude oil in oil tank 1 and in the interior demonstration of masuring room 3;
(E) valve-off A10, valve B11 and valve D13, open valve C12 and valve E14;
(F) again start oil pump 8, the crude oil in oil tank 1 exports to delivery manifold 7 from oil outlet pipe 6, by delivery manifold 7, is delivered in petrol storage tank and stores.
The difference of the gravimetric value that the gravimetric value that masuring room 3 shows in described step (D) is the empty oil tank 1 that obtains in the fully loaded total weight of oil tank 1 and step (A).
Embodiment 1: four sensors, 2 energisings of oil tank 1 bottom that is at first 65 tons to volume, the weight of the empty oil tank 1 of the interior demonstration of masuring room 3; Valve-off C12 and valve E14, open valve A10, valve B11 and valve D13; Start two oil pumps 8 in supply unit, transport by lorry or train the crude oil come and collect by oil collecting pipe 15, then by oil pump 8, along oil inlet 5, be delivered to oil tank 1; Crude oil is closed two oil pumps 8 after unsnatching, the sensor 2 of oil tank 1 bottom can obtain the gravimetric value of the crude oil in oil tank 1 and in the interior demonstration of masuring room 3, the difference that the gravimetric value that masuring room 3 shows is the fully loaded total weight of oil tank 1 and unloaded gravimetric value; Valve-off A10, valve B11 and valve D13, open valve C12 and valve E14; Again start oil pump 8, the crude oil in oil tank 1 exports to delivery manifold 7 from oil outlet pipe 6, by delivery manifold 7, is delivered in petrol storage tank and stores.
Embodiment 2: six sensors, 2 energisings of oil tank 1 bottom that is at first 75 tons to volume, the weight of the empty oil tank 1 of the interior demonstration of masuring room 3; Valve-off C12 and valve E14, open valve A10, valve B11 and valve D13; Start three oil pumps 8 in supply unit, transport by lorry or train the crude oil come and collect by oil collecting pipe 15, then by oil pump 8, along oil inlet 5, be delivered to oil tank 1; Crude oil is closed three oil pumps 8 after unsnatching, the sensor 2 of oil tank 1 bottom can obtain the gravimetric value of the crude oil in oil tank 1 and in the interior demonstration of masuring room 3, the difference that the gravimetric value that masuring room 3 shows is the fully loaded total weight of oil tank 1 and unloaded gravimetric value; Valve-off A10, valve B11 and valve D13, open valve C12 and valve E14; Again start oil pump 8, the crude oil in oil tank 1 exports to delivery manifold 7 from oil outlet pipe 6, by delivery manifold 7, is delivered in petrol storage tank and stores.
Embodiment 3: eight sensors, 2 energisings of oil tank 1 bottom that is at first 80 tons to volume, the weight of the empty oil tank 1 of the interior demonstration of masuring room 3; Valve-off C12 and valve E14, open valve A10, valve B11 and valve D13; Start four oil pumps 8 in supply unit, transport by lorry or train the crude oil come and collect by oil collecting pipe 15, then by oil pump 8, along oil inlet 5, be delivered to oil tank 1; Crude oil is closed four oil pumps 8 after unsnatching, the sensor 2 of oil tank 1 bottom can obtain the gravimetric value of the crude oil in oil tank 1 and in the interior demonstration of masuring room 3, the difference that the gravimetric value that masuring room 3 shows is the fully loaded total weight of oil tank 1 and unloaded gravimetric value; Valve-off A10, valve B11 and valve D13, open valve C12 and valve E14; Again start oil pump 8, the crude oil in oil tank 1 exports to delivery manifold 7 from oil outlet pipe 6, by delivery manifold 7, is delivered in petrol storage tank and stores.
Claims (10)
1. a high precision oil product is carried Weighing system, comprise oil-collecting unit and the supply unit connected through pipeline, it is characterized in that: also be connected with weighing unit on described supply unit, this weighing unit comprises the oil tank (1) of a band oil inlet (4), oil tank (1) bottom even is equipped with some sensors (2), sensor (2) is connected with the telltale in metering room (3) by wire, oil inlet (4) is connected with the exit end of supply unit by oil inlet (5), oil tank (1) bottom is connected with the arrival end of supply unit by oil outlet pipe (6), be respectively equipped with valve D(13 on oil inlet (5) and oil outlet pipe (6)) and valve E(14).
2. high precision oil product according to claim 1 is carried Weighing system, it is characterized in that: described oil-collecting unit comprises that is provided with a valve B(11) manifold trunk (9), this manifold trunk (9) is connected with described supply unit arrival end, be provided with some oil collecting pipes (15) on manifold trunk (9), on every oil collecting pipe (15), be provided with valve A(10).
3. high precision oil product according to claim 1 is carried Weighing system, it is characterized in that: described supply unit comprises some oil pumps that are in parallel (8), oil pump (8) entrance is connected with manifold trunk (9), oil pump (8) exit end arranges a delivery manifold (7), and delivery manifold (7) is provided with valve C(12).
4. high precision oil product according to claim 1 is carried Weighing system, and it is characterized in that: the quantity of described sensor (2) is 4～8.
5. high precision oil product according to claim 1 is carried Weighing system, and it is characterized in that: the volume of described oil tank (1) is 65～80 tons.
6. high precision oil product according to claim 3 is carried Weighing system, and it is characterized in that: described oil pump (8) has two at least.
7. high precision oil product according to claim 3 is carried Weighing system, and it is characterized in that: described delivery manifold (7) end is connected with petrol storage tank.
8. high precision oil product according to claim 4 is carried Weighing system, and it is characterized in that: described sensor (2) is pressure sensor.
9. the using method that as described as claim 1～6 high precision oil product is carried Weighing system, it is characterized in that: the method comprises the following steps:
(A) sensor (2) energising work, the weight of the empty oil tank of demonstration (1) in masuring room (3);
(B) valve-off C(12) and valve E(14), open valve A(10), valve B(11) and valve D(13);
(C) start oil pump (8), crude oil collects by oil collecting pipe (15), then by oil pump (8), along oil inlet (5), is delivered to oil tank (1);
(D) crude oil is closed oil pump (8) after unsnatching, and the sensor (2) of oil tank (1) bottom can obtain the gravimetric value of the crude oil in oil tank (1) and show in masuring room (3);
(E) valve-off A(10), valve B(11) and valve D(13), open valve C(12) and valve E(14);
(F) again start oil pump (8), the crude oil in oil tank (1) exports to delivery manifold (7) from oil outlet pipe (6), by delivery manifold (7), is delivered in petrol storage tank and stores.
10. high precision oil product according to claim 7 is carried the using method of Weighing system, it is characterized in that: the difference of the gravimetric value that the gravimetric value that in described step (D), masuring room (3) shows is the empty oil tank (1) that obtains in the fully loaded total weight of oil tank (1) and step (A).
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| CN201310459780.1A CN103482561B (en) | 2013-09-30 | 2013-09-30 | A kind of high precision oil product conveying Weighing system and using method thereof |
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|---|---|---|---|---|
| US4551719A (en) * | 1983-03-07 | 1985-11-05 | Cypher Systems | Oil field lease management and security system and method therefor |
| US5349994A (en) * | 1990-09-28 | 1994-09-27 | Dover Corporation | Control system for filling tanks with liquids |
| KR100822382B1 (en) * | 2008-01-11 | 2008-04-16 | 주식회사 성지테크 | A pressure inspection system for water tank a pressure vessel |
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| CN202339229U (en) * | 2011-10-17 | 2012-07-18 | 中国石油天然气股份有限公司 | Device for weighing produced liquid of oil pumping unit at lower temperature and pressure on line |
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