Method and system for weighting material storage units based on current output from one or more load sensors
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G01G-019/00
G01G-003/142
출원번호
US-0691647
(2010-01-21)
등록번호
US-8354602
(2013-01-15)
발명자
/ 주소
Lucas, Bruce C.
Crain, Steve
McConnell, Rebecca
출원인 / 주소
Halliburton Energy Services, Inc.
인용정보
피인용 횟수 :
3인용 특허 :
75
초록▼
Methods and systems for accurate measurement of forces to determine the amount of materials in a container are disclosed. A weighing assembly is disclosed which includes a base plate, a plurality of bearing plates coupled to the base plate and a plurality of load sensors. Each of the plurality of lo
Methods and systems for accurate measurement of forces to determine the amount of materials in a container are disclosed. A weighing assembly is disclosed which includes a base plate, a plurality of bearing plates coupled to the base plate and a plurality of load sensors. Each of the plurality of load sensors is coupled to one of the plurality of bearing plates. A mounting block is symmetrically supported by the plurality of load sensors and a current measurement device measures a sum of currents output from the plurality of load sensors.
대표청구항▼
1. A weighing assembly comprising: a base plate;a first bearing plate coupled to the base plate and a second bearing plate coupled to the base plate;a first load sensor coupled to the first bearing plate and a second load sensor coupled to the second bearing plate; anda mounting block;wherein there
1. A weighing assembly comprising: a base plate;a first bearing plate coupled to the base plate and a second bearing plate coupled to the base plate;a first load sensor coupled to the first bearing plate and a second load sensor coupled to the second bearing plate; anda mounting block;wherein there is a gap between a portion of the first load sensor and a portion of the first bearing plate;wherein there is a gap between a portion of the second load sensor and a portion of the second bearing plate;wherein a first portion of the mounting block is coupled to the first load sensor;wherein a second portion of the mounting block is coupled to the second load sensor;wherein the first load sensor includes a first electrical connector and a second electrical connector;wherein the second load sensor includes a first electrical connector and a second electrical connector;wherein the first electrical connector of the first load sensor is connected to the first electrical connector of the second load sensor;wherein current flows from the first electrical connector of the second load sensor to the first electrical connector of the first load sensor;wherein the second electrical connector of the first load sensor is connected to a power supply; andwherein a sum of currents output from the first load sensor and the second load sensor flows through the second electrical connector of the first load sensor; andwherein the sum of currents indicates amount of force applied to the mounting block. 2. The weighing assembly of claim 1, wherein the load sensor is a load cell. 3. The weighing assembly of claim 1, wherein the weighing assembly is on one of a mobile platform and a non-mobile platform. 4. The weighing assembly of claim 3, wherein the non-mobile platform is selected from the group consisting of a concrete pad, a metal frame, and a metal pad. 5. The weighing assembly of claim 3, wherein the mobile platform is selected from the group consisting of a trailer, a truck, a train, a ship, a barge, and a plane. 6. The weighing assembly of claim 3, wherein the base plate is coupled to one of the mobile platform and the non-mobile platform. 7. The weighing assembly of claim 1, wherein the mounting block comprises a receiving portion for receiving a leg of a container. 8. The weighing assembly of claim 1, wherein the first load sensor and the second load sensor symmetrically support the mounting block. 9. The weighing assembly of claim 1, further comprising a measurement device for determining the sum of currents output from the first load sensor and the second load sensor. 10. The weighing assembly of claim 9, further comprising an information handling system communicatively coupled to the measurement device, wherein the information handling system is operable to process information received from the measurement device. 11. The weighing assembly of claim 10, wherein the information handling system is communicatively coupled to the measurement device through one of a wired network or a wireless network. 12. A method of weighing a container comprising: providing a container having a plurality of standing legs;providing a plurality of weighing assemblies, each of the plurality of weighing assemblies comprising: a base plate;a first bearing plate coupled to the base plate and a second bearing plate coupled to the base plate;a first load sensor having a first electrical connector and a second electrical connector coupled to the first bearing plate and a second load sensor having a first electrical connector and a second electrical connector coupled to the second bearing plate;a mounting block resting on the first load sensor and the second load sensor; wherein current flows from the first electrical connector of the second load sensor to the first electrical connector of the first load sensor,wherein the second electrical connector of the first load sensor is connected to a power supply, andwherein a sum of current outputs from the first load sensor and the second load sensor flows through the second electrical connector of the first load sensor, and wherein the sum of current outputs indicates amount of force applied to the mounting block;coupling each of the plurality of standing legs to the mounting block of one of the plurality of weighing assemblies;determining the weight of the container by summing the amount of force applied to the mounting block of each of the plurality of weighing assemblies. 13. The method of claim 12, wherein the step of determining the weight of the container comprises: measuring the sum of current outputs from the first load sensor and the second load sensor of each of the plurality of weighing assemblies. 14. The method of claim 13, further comprising communicating the measurement of the sum of current outputs from the first load sensor and the second load sensor of each of the plurality of weighing assemblies to an information handling system. 15. The method of claim 14, wherein the information handling system is operable to process the sum of current outputs from the first load sensor and the second load sensor of each of plurality of weighing assemblies to determine parameters selected from the group consisting of: the weight of the container, mass of a material in the container, mass flow rate of a material in the container; volume of material in the container, the volumetric flow rate of a material in the container and a combination thereof. 16. The method of claim 12, wherein each of the first load sensor and the second load sensor is a load cell. 17. The method of claim 12, further comprising determining parameters selected from the group consisting of weight of material in the container, mass of material in the container, mass flow rate of material in the container, volumetric flow rate of material in the container and a combination thereof. 18. The method of claim 17, further comprising alerting a user if one or more of the determined parameters deviates from a threshold value. 19. The method of claim 12, wherein the first load sensor and the second load sensor are symmetrically located with respect to the mounting block. 20. A weighing assembly comprising: a base plate;a plurality of bearing plates coupled to the base plate;a plurality of load sensors;wherein each of the plurality of load sensors is coupled to one of the plurality of bearing plates;wherein each of the plurality of load sensors comprises a first electrical connector and a second electrical connector;wherein current flows from the first electrical connector of a second one of the plurality of load sensors to the first electrical connector of a first one of the plurality of load sensors;a mounting block symmetrically supported by the plurality of load sensors; anda current measurement device for measuring a sum of currents output from the plurality of load sensors. 21. The weighing assembly of claim 20, wherein the currents output from the plurality of load sensors are measured substantially simultaneously. 22. The weighing assembly of claim 20, wherein the sum of currents output from the plurality of load sensors indicates total force applied to the mounting block. 23. The weighing assembly of claim 20, further comprising an information handling system; wherein the sum of currents output from the plurality of load sensors is communicated from the current measurement device to the information handling system. 24. The weighing assembly of claim 20, wherein the current measurement device communicates with the information handling system through one of a wired or a wireless connection. 25. The weighing assembly of claim 20 further comprising a cover; wherein the cover encloses the base plate, the plurality of bearing plates, and the plurality of load sensors.
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