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WO2010142073A1 - Procédé et dispositif de mesure en continu de l'effort vertical roue-rail en se basant sur la déformation du rail - Google Patents

Procédé et dispositif de mesure en continu de l'effort vertical roue-rail en se basant sur la déformation du rail Download PDF

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Publication number
WO2010142073A1
WO2010142073A1 PCT/CN2009/072178 CN2009072178W WO2010142073A1 WO 2010142073 A1 WO2010142073 A1 WO 2010142073A1 CN 2009072178 W CN2009072178 W CN 2009072178W WO 2010142073 A1 WO2010142073 A1 WO 2010142073A1
Authority
WO
WIPO (PCT)
Prior art keywords
output
hundred
combination
combined
requirement
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.)
Ceased
Application number
PCT/CN2009/072178
Other languages
English (en)
Chinese (zh)
Inventor
曾宇清
张格明
张岩
于卫东
扈海军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Railway Engineering Research Institute of CARS
Locomotive and Car Research Institute of CARS
Original Assignee
Railway Engineering Research Institute of CARS
Locomotive and Car Research Institute of CARS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Railway Engineering Research Institute of CARS, Locomotive and Car Research Institute of CARS filed Critical Railway Engineering Research Institute of CARS
Priority to PCT/CN2009/072178 priority Critical patent/WO2010142073A1/fr
Publication of WO2010142073A1 publication Critical patent/WO2010142073A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/20—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress
    • G01L1/22—Measuring force or stress, in general by measuring variations in ohmic resistance of solid materials or of electrically-conductive fluids; by making use of electrokinetic cells, i.e. liquid-containing cells wherein an electrical potential is produced or varied upon the application of stress using resistance strain gauges
    • G01L1/2206—Special supports with preselected places to mount the resistance strain gauges; Mounting of supports
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
    • B61L23/04—Control, warning or like safety means along the route or between vehicles or trains for monitoring the mechanical state of the route
    • B61L23/042—Track changes detection
    • B61L23/044—Broken rails
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
    • B61L23/04—Control, warning or like safety means along the route or between vehicles or trains for monitoring the mechanical state of the route
    • B61L23/042—Track changes detection
    • B61L23/045—Rail wear
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
    • B61L23/04—Control, warning or like safety means along the route or between vehicles or trains for monitoring the mechanical state of the route
    • B61L23/042—Track changes detection
    • B61L23/047—Track or rail movements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
    • G01G19/02—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles
    • G01G19/04—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing railway vehicles
    • G01G19/045—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing railway vehicles for weighing railway vehicles in motion
    • G01G19/047—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing railway vehicles for weighing railway vehicles in motion using electrical weight-sensitive devices

Definitions

  • the ground method of safety on the track is especially
  • the upper one hundred of the existing ones are usually the medium shear force, such as my current line "Horizontal, Baili Ground Volume Method" TB T 2489 94.
  • the medium shear force is obtained by converting the elastic output of a part of the two parts, the cross-section output ⁇ under the elastic rest and the force of the force.
  • the force of the shearing force in the force-protected method is generally unrecognized.
  • the size of the shadow is generally about 22 m.
  • the effect of the small elastic surface is considered to be less than the maximum value of 80 or the forest value of 10
  • the tens of thousands of shots to capture the snake's work are not conducive to comprehensive performance.
  • the insufficiency of the force overcoming the hundreds of methods is that the shearing force sensor mounted on the side and the side plate and the backing plate are better matched to solve the same amount of support.
  • the hundreds of methods introduced a special padding track on the side and the certain use of the track system is limited to the case of the ascending line. Snake".
  • the original is that without changing the orbit, the above-mentioned fruit is unsupported and can effectively follow the track or the same idea.
  • the idea is that the support is determined by the top and the support is above.
  • the equation is solved by solving the line.
  • the one hundred methods provided in this section include the following a.
  • steps a, b, and c are performed along the track so that each combination output on each of the tops is matched to meet the requirements, and all the effective combined outputs on all the upper ones obtained are recombined to obtain a full combined output to satisfy the most demand.
  • the value of the full combined output divided by the total combined output to the position is obtained in a hundred sizes.
  • steps a, b, and c are performed along the track so that each combination output on the upper side has the same medium shear force and the medium cross-over output of each of the upper middle supports is satisfied. All that will be obtained above The value that is most divided by the full combined output divided by the full combination of positions yields a hundred sizes.
  • the one hundred devices provided by the present invention include a plurality of elastic rests that are elastically resting on the upper side.
  • parameter elastic phase is connected to the output of the elastic combination and the upper two combinations.
  • the slope of the output of each of the different output positions at the same output plane is supported by the support.
  • the position and the combination and the parameters are connected to the output of the elastic rest. And the combined coefficient combination of the slope obtained by the parameter and the two sets of output of the parameter are combined output output support support and
  • the output to position and combination are connected to a 100-size output from a valid combined output.
  • the measurement method and device of Muyou measured that the top of the fruit is not supported and the combination coefficient is generally constant.
  • the combination of the most outstanding output characteristics is good or the purpose, etc.
  • the accuracy is not high. It may not be comprehensive to the position.
  • the quantity method and device in the track and track system can not be used or the existing shear force is 10,000, the tens of thousands of forces, and the land can be obtained from Baidu Liye. And in the case of unclear effective capabilities, especially high-speed performance, research and safety, provide effective means with strong engineering
  • the representation position X indicates that the positions are both on the neutral and on the inside and outside of the sides to minimize lateral forces and appendages.
  • Mode 1 the different positions, different supports, and The same hundred output elastic rest and the intersection of the two ends are distributed along the neutral direction, and ten of them represent the output of the support 1 and the output of the support, and the same position of the ⁇ represents 0.5 times the support 0.5 output.
  • the strength of the mode 1 is arranged with the left support normal right, and the support function is more clear.
  • the output arrangement under different axis requirements is arranged in the order of the cycle.
  • the output of the mode 3 is the same as the output of the mode.
  • Mode 1 The one hundred methods provided in this example are intended to provide one hundred above and shorter.
  • Step a 2 shows the force of one segment.
  • the elastic L of the elastic rest 2 is usually not less than 2 times the support and not more than 2 times 2 times the support.
  • the L of the elastic rest 2 is equal to one L.
  • intersections of the two ends mentioned in the distribution of the distribution to the forest are equal to the output under the arbitrary support, which can be equal to the effectiveness of the inertial combination of the ⁇ traits characteristic support coefficient support and the position of the F-direction F. .
  • the support is elastic and the support underneath can be easily manipulated by means of 1 or a pad.
  • the elastic suspension in the rail support and the output with the ⁇ property can be combined with the output and the combination under the support
  • the lower cup elastic rest and the upper output support the characteristics of the squat traits under the support 1 and 0 respectively support and the elastic rest support means that the function of the force of the force is one hundred thousand and the same Under the support of the elbow, the combined proportional function of the proportional function 1 is 0, that is, 0.
  • Steps b 2, 4 show the intersection of the elastic rest 2 neutral position and the two sets of output along the sum of the elastic and the 2 O
  • the slopes of the hundreds of outputs of the lower output are also similar, especially in the case where the output of the larger slope of the slope is 2 z.
  • the two sets of outputs under the same one hundred F can be obtained in the same way.
  • the force is the same.
  • the position support 1 and the support 0 will be 2, where X means 3 on the side, 4
  • the position and position of the 3 and 4 can be obtained.
  • the output of the two groups is not limited to other instruments such as sensors, sensors or the like. Generally,
  • Step c Elastic break output Baili action Combine the output in step b with the combination coefficient of the slope obtained in step b.
  • the non- ⁇ equation of the x + x + x x proportional coefficient can be obtained.
  • the combined output of the Baili action position 2 z or , 2 and 100 F is the size of the support method and the ground is 1 .
  • This mode constant can be used for the position of the force before the step d.
  • the constant can be obtained by the same force under the same force.
  • Step d is obtained by dividing the combined output by the most effective combination output. Oh or. Divide by the size of the applied hundred to get a hundred F. Effective "Yes wood It refers to the effective consideration of the work in the upper and lower cork gardens of the predetermined forest center.
  • the combined output on the upper side of the phase is combined to obtain the full combined output. Therefore, the effective wave-reducing requirement of the combined output on the mode 2, 3, 1 is 45. Fully combined with 1 1 0.45 * 2 0.1 of 10 phases.
  • step d if the effective unsatisfied requirement is not less than 1 time when the combined output on the obtained 1 is valid, then the steps are included in steps c and d.
  • the abilities of each ability can be arbitrarily varied.
  • step 1 The recombination of the output to obtain the full combined output of the step d of the full combined output is the combination of the full combined output in step c2 divided by the value of the full combined output of the position to obtain a combination of the top 100 and the top 7
  • the output function 61, the full combined output function 62 combined output 63, and the action position function 64 can be obtained by the full combined output algorithm.
  • the position of the constant force of the constant force is the combined output of the two sets of output obtained in the combined coefficient combination b step obtained in step b before the obtained output is obtained. To the location.
  • the combination of the output 63 is the middle 51, but the middle 51 is the center 52.
  • the rest of the position velocity characteristics are generated by interpolation.
  • the L of the elastic rest 2 is also equal to a medium L.
  • the number phase of only 4 is reduced by the value of the method 1.
  • the accuracy of the fruit is not as clear as the number of 4, and the accuracy can be reasonably required. All the hundred,
  • the output that is offset in the algorithm that is fully combined output in step c2 may not
  • a set of 10 is shown as being greater than 4 times, and can be arranged in a 3 1 cycle, 3 cycle overlap in 1 cycle, and a set of cycles can be arranged in a mixed cycle, such as in accordance with 8, 9 .
  • Mode 1 is shown in the hundreds of methods. Mode 2 This method is intended to provide hundreds of methods. Mode 2 is different. Mode 3 is effective.
  • Mode 3 performs a step a, b, c in mode 1 mode 1 This mode is above mode 1
  • step d if the effective unsatisfied requirement is less than 1 time when the combined output on the obtained 1 is valid, then the steps in steps c and d are included.
  • the combination output of each support is required to output the same Combining the full combined output of the algorithm and the parameter step d of the algorithm is to divide the full combined output in step c4 by the value of the full combination output to the position to obtain a hundred size, ie 12
  • the function obtained by the medium shear force is 61 1
  • the combination coefficient is considered, the function of the combined output obtained by the present mode 1 2, the function 62 of the full combined output of the algorithm, the middle output of the medium shearing method 63 1
  • the combination coefficient is considered, the present mode 1 Combined output 63 2.
  • the action position function 64 is combined by the full combination output algorithm.
  • This constant constant force is also the position of the combined output of the two sets of outputs in the combined b step, before the step d is output.
  • the method is better.
  • the method of adding the medium shear method to the edge is not the same.
  • Mode 3 can be used to a certain extent and can be kept in the method.
  • Elastic rest 71 in a period of 1 And the parameter 72 elastic rest 71 is connected to the slope of each of the hundreds of turns outputted under the support in the elastic crossover and in the elastic two-direction distribution and the different direct acting positions on the same hundred output planes.
  • the combined output coefficient combination of the position and combination 73 and the parameter 72 connected to the output of the elastic rest and the slope obtained by the parameter 72 and the combined output of the two sets of parameters 72 are the size and the action position.
  • the output 74 is connected to the position and the combination of 73 is obtained by the effective combined output.
  • the size of the output is divided by the value output to the position combination to obtain a hundred-size output.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Force Measurement Appropriate To Specific Purposes (AREA)

Abstract

L'invention concerne un procédé de mesure en continu de l'effort vertical roue-rail en se basant sur la déformation du rail, comportant les étapes suivantes : un tronçon de rail situé au-dessus d'une traverse unique est sélectionné en tant que corps élastique servant à mesurer l'effort vertical roue-rail ; deux groupes de déformations induites appropriées sur un axe neutre du corps élastique sont sélectionnés, les pentes de toutes les droites correspondant à différentes positions longitudinales du point d'action d'une région d'induction du corps élastique et déterminées par les déformations induites dans deux états de référence d'appui sur la traverse sont obtenues dans le même plan de déformation induite d'effort vertical ; la déformation induite de roues traversant la région d'induction du corps élastique est mesurée, les positions longitudinales des points d'action de l'effort vertical sont identifiées, les valeurs négatives correspondant aux pentes obtenues sont prises comme facteurs de combinaison, la déformation induite combinée est obtenue en combinant les deux groupes sélectionnés de déformations induites et la déformation induite combinée est découplée de l'état d'appui sur la traverse ; et l'effort vertical est obtenu à partir de la déformation induite combinée de la région effective de mesure. Un dispositif de mesure selon l'invention comporte une unité (71) de sélection du corps élastique, une unité (72) de sélection de déformations et d'obtention de paramètres, une unité (73) d'identification de positions longitudinales et de combinaison de déformations, et une unité (74) de sortie, qui sont reliées entre elles.
PCT/CN2009/072178 2009-06-08 2009-06-08 Procédé et dispositif de mesure en continu de l'effort vertical roue-rail en se basant sur la déformation du rail Ceased WO2010142073A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2009/072178 WO2010142073A1 (fr) 2009-06-08 2009-06-08 Procédé et dispositif de mesure en continu de l'effort vertical roue-rail en se basant sur la déformation du rail

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2009/072178 WO2010142073A1 (fr) 2009-06-08 2009-06-08 Procédé et dispositif de mesure en continu de l'effort vertical roue-rail en se basant sur la déformation du rail

Publications (1)

Publication Number Publication Date
WO2010142073A1 true WO2010142073A1 (fr) 2010-12-16

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Country Status (1)

Country Link
WO (1) WO2010142073A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI506259B (zh) * 2012-09-11 2015-11-01 Kawasaki Heavy Ind Ltd Load measuring method and apparatus, railway vehicle equipped with load measuring device, and load management system
WO2016172844A1 (fr) * 2015-04-28 2016-11-03 中国铁道科学研究院 Procédé et système de mesure au sol totalement en continu pour force verticale de roues pressées
WO2025148268A1 (fr) * 2024-01-10 2025-07-17 广东粤港澳大湾区黄埔材料研究院 Appareil de mesure de force verticale de pneu et procédé de mesure

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2475641Y (zh) * 2001-06-04 2002-02-06 北方交通大学 钢轨动态变形测量装置
CN2550407Y (zh) * 2002-06-07 2003-05-14 同济大学 铁路无缝线路钢轨纵向力测试装置
CN1619269A (zh) * 2003-11-18 2005-05-25 吴良善 铁路钢轨应力测试方法
CN1833938A (zh) * 2005-03-15 2006-09-20 吴良善 长钢轨因温度变化产生应力的测力装置和检测方法
EP1719987A1 (fr) * 2005-05-02 2006-11-08 Siegfried Pieper Plaque de mesure de charge
EP1793211A2 (fr) * 2005-11-30 2007-06-06 Schenck Process GmbH Appareil et procédé de détermination des forces exercées sur un rail.
CN101229814A (zh) * 2006-10-24 2008-07-30 萨连特系统有限公司 铁道的应力监测系统
CN101377408A (zh) * 2007-08-30 2009-03-04 北京佳讯飞鸿电气股份有限公司 钢轨形变参数间接测量装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2475641Y (zh) * 2001-06-04 2002-02-06 北方交通大学 钢轨动态变形测量装置
CN2550407Y (zh) * 2002-06-07 2003-05-14 同济大学 铁路无缝线路钢轨纵向力测试装置
CN1619269A (zh) * 2003-11-18 2005-05-25 吴良善 铁路钢轨应力测试方法
CN1833938A (zh) * 2005-03-15 2006-09-20 吴良善 长钢轨因温度变化产生应力的测力装置和检测方法
EP1719987A1 (fr) * 2005-05-02 2006-11-08 Siegfried Pieper Plaque de mesure de charge
EP1793211A2 (fr) * 2005-11-30 2007-06-06 Schenck Process GmbH Appareil et procédé de détermination des forces exercées sur un rail.
CN101229814A (zh) * 2006-10-24 2008-07-30 萨连特系统有限公司 铁道的应力监测系统
CN101377408A (zh) * 2007-08-30 2009-03-04 北京佳讯飞鸿电气股份有限公司 钢轨形变参数间接测量装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI506259B (zh) * 2012-09-11 2015-11-01 Kawasaki Heavy Ind Ltd Load measuring method and apparatus, railway vehicle equipped with load measuring device, and load management system
WO2016172844A1 (fr) * 2015-04-28 2016-11-03 中国铁道科学研究院 Procédé et système de mesure au sol totalement en continu pour force verticale de roues pressées
WO2025148268A1 (fr) * 2024-01-10 2025-07-17 广东粤港澳大湾区黄埔材料研究院 Appareil de mesure de force verticale de pneu et procédé de mesure

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