CN101650240B - Detecting and analyzing apparatus for power efficiency of electric fork truck - Google Patents
Detecting and analyzing apparatus for power efficiency of electric fork truck Download PDFInfo
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- CN101650240B CN101650240B CN2009103080295A CN200910308029A CN101650240B CN 101650240 B CN101650240 B CN 101650240B CN 2009103080295 A CN2009103080295 A CN 2009103080295A CN 200910308029 A CN200910308029 A CN 200910308029A CN 101650240 B CN101650240 B CN 101650240B
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Abstract
The invention discloses a detecting and analyzing apparatus for the power efficiency of an electric fork truck, comprising a voltage collecting module, a current collecting module, a rotate speed collecting module, a torque collecting module, a pressure collecting module, a flow collecting module, a signal adjusting module, an analog-digital conversion module, a USB collecting card and an upper computer. Outputs of the voltage collecting module, the current collecting module, the rotate speed collecting module, the torque collecting module, the pressure collecting module and the flow collecting module are connected to the input of the signal adjusting module; the output of the signal adjusting module is connected with the input of the analog-digital conversion module; the output of the analog-digital conversion module is connected with the input of the USB collecting card; and the output of the USB collecting card is connected with the upper computer. The invention carries out online measurement on the power related physical quantities of each energy transfer unit of the fork truck by using a detecting element, and calculates and analyzes to obtain the energy loss value and the power efficiency value of each unit via the upper computer so that users can improve the energy saving technology for the electric fork truck pertinently.
Description
Technical field
The present invention relates to a kind of check and analysis device, particularly relate to a kind of detecting and analyzing apparatus for power efficiency of electric fork truck.
Background technology
Because environmental protection, characteristics such as energy-conservation, electri forklift obtains application more and more widely; In order to reduce the energy loss of electri forklift, improve its performance, in the middle of research and development, production, use, detect and analyze very necessary to the power efficiency of each NE BY ENERGY TRANSFER unit of electri forklift; Present pick-up unit has the following deficiency usually: only can carry out power detection to one or several unit in the electri forklift energy transfer process, and can only measured motor power such as the device that has and can not survey hydraulic power; Can not measure simultaneously the whole key nodes in the energy transfer process; Only can detection record physical quantity (voltage, electric current, pressure etc.), and can not calculate accumulated energy and analyze loss; Therefore, do not find to detect and analyze in real time the apparatus of each NE BY ENERGY TRANSFER cell power efficient of electri forklift as yet.
Summary of the invention
In order to solve the above-mentioned technical matters that the power efficiency of electric fork truck check and analysis exist, the invention provides the apparatus that a kind of energy online in real time detected and analyzed each NE BY ENERGY TRANSFER cell power efficient of electri forklift.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is: comprise voltage acquisition module, the current acquisition module, the rotating speed acquisition module, the moment of torsion acquisition module, the pressure acquisition module, the flow collection module, the signal condition module, the USB capture card, host computer, described voltage acquisition module is gathered the voltage and the alternating current generator operating voltage of electri forklift accumulator respectively, the current acquisition module is gathered the electric current and the alternating current generator working current of electri forklift accumulator respectively, the rotating speed acquisition module is gathered the rotating speed of alternating current generator, the moment of torsion acquisition module is gathered the moment of torsion of alternating current generator, the flow collection module is gathered the electri forklift hydraulic pump respectively, steering gear, banked direction control valves, the flow of oil cylinder, the pressure acquisition module is gathered the electri forklift hydraulic pump respectively, steering gear, banked direction control valves, the pressure of oil cylinder; Described voltage acquisition module, the current acquisition module, the rotating speed acquisition module, the moment of torsion acquisition module, the pressure acquisition module, the output of flow collection module connects the input of signal condition module, the signal condition module is nursed one's health into the 0-5v analog signals with the sampled signal unification and is delivered to capture card, capture card is imported host computer with signal after finishing sampling and analog to digital conversion, host computer calculates each power transfer unit output power according to measured signal, and promoting the time integrates, obtain each power transfer unit output energy, thereby detect and analyze each NE BY ENERGY TRANSFER cell power efficient of electri forklift in real time.
Technique effect of the present invention is: the present invention is used for detecting in real time electri forklift at the weight lifting process, the energy loss of each NE BY ENERGY TRANSFER unit, thereby each unit and car load power efficiency are estimated, allow the user can be targetedly undergo technological transformation for the lifting of electri forklift energy-efficient performance, for the energy-efficient performance of electri forklift guarantees and power-saving technology provides the data foundation, significant for the quality control and the energy-conserving and environment-protective of electri forklift.
Description of drawings
Fig. 1 is a structural drawing of the present invention.
Embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments.
Referring to Fig. 1, the present invention includes voltage acquisition module, current acquisition module, rotating speed acquisition module, moment of torsion acquisition module, pressure acquisition module, flow collection module, signal condition module, USB capture card, host computer, the output of described voltage acquisition module, current acquisition module, rotating speed acquisition module, moment of torsion acquisition module, pressure acquisition module, flow collection module connects the input of signal condition module, the output of signal condition module connects the input of USB capture card, and the output of USB capture card connects host computer.
Voltage acquisition module among the present invention is gathered the voltage and the alternating current generator operating voltage of electri forklift accumulator respectively, the current acquisition module is gathered the electric current and the alternating current generator working current of electri forklift accumulator respectively, the rotating speed acquisition module is gathered the rotating speed of alternating current generator, the moment of torsion acquisition module is gathered the moment of torsion of alternating current generator, the flow collection module is gathered the flow of electri forklift hydraulic pump, steering gear, banked direction control valves, oil cylinder respectively, and the pressure acquisition module is gathered the pressure of electri forklift hydraulic pump, steering gear, banked direction control valves, oil cylinder respectively.On the electri forklift door frame, proximity transducer is installed, the action of induction door frame, as " beginning to promote " and " lifting puts in place " signal, " beginning to promote " and " lifting puts in place " switching signal are delivered to the signal condition module; The signal condition module is delivered in the output of voltage acquisition module, current acquisition module, rotating speed acquisition module, moment of torsion acquisition module, pressure acquisition module, flow collection module respectively, the signal condition module is nursed one's health into the 0-5v analog signals with these signal unifications and is delivered to capture card, and capture card is finished sampling and analog-digital conversion function and signal passed through the USB mouth import host computer; Host computer obtains the lifting time by " beginning to promote " and " lifting puts in place " signal; (electric power multiply by electric current by voltage and obtains to calculate each power transfer unit output power according to measured signal; Hydraulic power multiply by flow by pressure and obtains), and promoting the time integrates, obtain each power transfer unit output energy; Final acting be multiply by hoisting depth by lifting weight and is obtained; The difference of the intake of each power transfer unit and output energy is the energy loss of each unit; And the output energy of each power transfer unit and the ratio of intake are the power efficiency of each unit.
Claims (1)
1. detecting and analyzing apparatus for power efficiency of electric fork truck, it is characterized in that: comprise voltage acquisition module, the current acquisition module, the rotating speed acquisition module, the moment of torsion acquisition module, the pressure acquisition module, the flow collection module, the signal condition module, the USB capture card, host computer, described voltage acquisition module is gathered the voltage and the alternating current generator operating voltage of electri forklift accumulator respectively, the current acquisition module is gathered the electric current and the alternating current generator working current of electri forklift accumulator respectively, the rotating speed acquisition module is gathered the rotating speed of alternating current generator, the moment of torsion acquisition module is gathered the moment of torsion of alternating current generator, the flow collection module is gathered the electri forklift hydraulic pump respectively, steering gear, banked direction control valves, the flow of oil cylinder, the pressure acquisition module is gathered the electri forklift hydraulic pump respectively, steering gear, banked direction control valves, the pressure of oil cylinder; Described voltage acquisition module, the current acquisition module, the rotating speed acquisition module, the moment of torsion acquisition module, the pressure acquisition module, the output of flow collection module connects the input of signal condition module, the signal condition module is nursed one's health into the 0-5v analog signals with the sampled signal unification and is delivered to capture card, capture card is imported host computer with signal after finishing sampling and analog to digital conversion, calculate each power transfer unit output power according to measured signal, and promoting the time integrates, obtain each power transfer unit output energy, thereby detect and analyze each NE BY ENERGY TRANSFER cell power efficient of electri forklift in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009103080295A CN101650240B (en) | 2009-09-30 | 2009-09-30 | Detecting and analyzing apparatus for power efficiency of electric fork truck |
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| CN2009103080295A CN101650240B (en) | 2009-09-30 | 2009-09-30 | Detecting and analyzing apparatus for power efficiency of electric fork truck |
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| CN101650240A CN101650240A (en) | 2010-02-17 |
| CN101650240B true CN101650240B (en) | 2011-04-20 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103033533A (en) * | 2012-12-17 | 2013-04-10 | 吉林大学 | Measurement method for specific heat capacity of liquid |
| CN104819794A (en) * | 2015-05-21 | 2015-08-05 | 广州大学 | Non-contact type motor power loss measurement device and method |
| CN104849070B (en) * | 2015-06-02 | 2016-08-24 | 中国人民解放军72875部队 | A kind of smoking car fault test set and detection method |
| CN105468930B (en) * | 2015-12-30 | 2018-08-31 | 安徽江淮银联重型工程机械有限公司 | A kind of forklift engine Calculation Method of Nominal Power based on dynamic factor equation group |
| CN109708796A (en) * | 2019-01-16 | 2019-05-03 | 安徽宇锋智能科技有限公司 | A kind of intelligent forklift load smart allocation detection system |
| CN110422800B (en) * | 2019-08-09 | 2020-09-25 | 安徽合力股份有限公司 | Energy distribution system and energy distribution method for storage battery forklift |
| CN113465968B (en) * | 2021-06-29 | 2024-03-12 | 浙江三一装备有限公司 | Efficiency testing system of crawler crane |
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