JPH02270670A - Measurement of entrainment rate - Google Patents
Measurement of entrainment rateInfo
- Publication number
- JPH02270670A JPH02270670A JP9060089A JP9060089A JPH02270670A JP H02270670 A JPH02270670 A JP H02270670A JP 9060089 A JP9060089 A JP 9060089A JP 9060089 A JP9060089 A JP 9060089A JP H02270670 A JPH02270670 A JP H02270670A
- Authority
- JP
- Japan
- Prior art keywords
- weight
- passengers
- strain
- rail
- wheel
- 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.)
- Granted
Links
- 238000005259 measurement Methods 0.000 title claims abstract description 9
- 238000000034 method Methods 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 abstract 2
- 230000037396 body weight Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、旅客列車の乗車率を容易に且つ高い精度で測
定することのできる方法に関するものである。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a method that can easily and accurately measure the occupancy rate of a passenger train.
（従来の技術）
従来乗車率を調査する為には、車掌の報告によるか、臨
時に調査員をプラットホームに配置して、乗降人員を目
視により計測する方法がとられてきた。また、最近では
、車両の空気ばねの圧力を測定する方法が提案され、実
用に供されようとしている。(Prior Art) Conventionally, in order to investigate the occupancy rate, methods have been used to visually measure the number of passengers getting on and off the train, either based on a report from the conductor or by temporarily placing an investigator on the platform. Furthermore, recently, a method for measuring the pressure of an air spring in a vehicle has been proposed and is about to be put into practical use.
（発明が解決しようとする課題）
旅客鉄道事業者にとりで、利用状況の動向を確実に把握
する事は、運行計画、設備計画を樹立したり、その効果
の判定をする上で重要な事項である。このためには季節
、曜日１時間帯、特別な時期などごとの乗車率と、その
経年変化を測定し、たデータを蓄積する必要がある。(Problem to be solved by the invention) For passenger railway operators, it is important to accurately understand usage trends in establishing operation plans and equipment plans, and in determining their effectiveness. be. To do this, it is necessary to measure and accumulate data on ridership rates by season, day of the week, hour of the week, special periods, etc., as well as their changes over time.
目視による従来の方法では、調査のために多数の人員を
必要とし７、このための経費が多額であり、また特に多
（の旅客が集中する駅においては、乗車率の誤差が認め
られる等の問題点がある。The conventional method of visual inspection requires a large number of people to carry out the survey7, which is costly, and especially at stations where a large number of passengers are concentrated, errors in the occupancy rate may be observed. There is a problem.
次に、車上測定の方法は、節単に移動できるような装置
ではないため、きめこまかい測定をするためには数多く
の車両に設備しなければならない。Next, the on-vehicle measurement method requires equipment that cannot be easily moved, so it must be installed in a large number of vehicles in order to perform detailed measurements.
この結果、真人な設備費を要し、また、測定の精度も十
分とは言えない状況にある。As a result, considerable equipment costs are required, and measurement accuracy is not sufficient.
更に、測定可能な車両が空気ばねを装備したものに限定
され、一般の渦巻ばねを装備しまた車両には適用できな
い等の問題点を有する。Further, there are other problems in that the vehicles that can be measured are limited to those equipped with air springs, and cannot be applied to vehicles equipped with general spiral springs.
乗車率の測定は、旅客鉄道事業者がその公共的な使命と
、企業としての合理的な運営に必要な資料の収集のため
に実施するものであるから、少ない費用で頻繁に実施で
きて高い測定精度を得られる方法か望ましい。Measurement of occupancy rate is carried out by passenger railway operators in order to fulfill their public mission and to collect data necessary for rational business operations, so it can be carried out frequently at low cost and is expensive. A method that provides measurement accuracy is desirable.
本発明は、従来の技術における問題点を排除し、安価で
精度の高い乗車率測定方法を提供することを目的とする
ものである。An object of the present invention is to eliminate the problems in the conventional technology and provide an inexpensive and highly accurate method for measuring occupancy rate.
（課題を解決するための手段）
乗ψ率の測定を必要とする区間で、レールに歪みゲージ
を貼着し、車両の通過時にレールに発生する応力から車
両重量を測定し、車両重量から旅客重量を算出する。こ
のため、鉄道軌道を形成する２本のレールの対応する位
置に夫々歪みゲージを貼着し、歪みゲージの直上を通過
する重輪の重量を検出する。(Means for solving the problem) Strain gauges are attached to the rails in sections where the multiplier factor must be measured, and the vehicle weight is measured from the stress generated on the rails when the vehicle passes. Calculate the weight. For this purpose, strain gauges are attached to corresponding positions on the two rails forming the railway track, and the weight of the heavy wheels passing directly above the strain gauges is detected.
（作用）
車両通過時における歪みゲージの伸縮による電気抵抗の
変化より、レールに発生する応力を測定する。レール応
力の測定値から車輪を介してレールに及ぼす荷重を演算
し、両側のレール荷重を合算して車両重量を算出する。(Operation) The stress generated in the rail is measured from the change in electrical resistance due to the expansion and contraction of the strain gauge when a vehicle passes. The load exerted on the rail through the wheels is calculated from the measured value of rail stress, and the vehicle weight is calculated by adding up the rail loads on both sides.
この方法によれば、誤差百分の１程度の高い精度で旅客
重量を算出できる。According to this method, passenger weight can be calculated with high accuracy of about 1/100th of an error.
（第１実施例） 第１実施例を第１図について説明する。(First example) A first embodiment will be described with reference to FIG.
両側のレール（Ｄ（１）の相対する位置に１対の車輪重
量測定用歪みゲージ（２）（２）を貼着し、リード線（
３）（３）により歪み測定装置（４）と結線し７．１を
磁オツシログラフなどの記録装置（５）を作動させる。A pair of strain gauges (2) (2) for measuring wheel weights are attached to opposite positions of both rails (D (1)), and the lead wires (
3) Connect to the strain measuring device (4) according to (3), and operate the recording device (5) such as a magnetic oscillograph through 7.1.
乗車率を求めるためには次のような順序で人力で行う。To calculate the occupancy rate, perform the following steps manually.
１） 記録装置＆５に記録された歪みの値を読み取る。1) Read the distortion value recorded on the recording device &5.
２） 車輪重量に換算し、１本両毎の重量を計算する。2) Convert to wheel weight and calculate the weight of each car.
３） 予め本発明の方法又は他の方法により測定された
空車重量を差し引いて乗客の重量を求める。3) Determine the weight of the passenger by subtracting the empty car weight measured in advance by the method of the present invention or another method.
４） 季節により、あるいは線区により経験的に判明し
ている平均体重で乗客重量を割り、乗車人数をもとめる
。4) Calculate the number of passengers by dividing the passenger weight by the empirically known average weight for each season or line section.
５） 車両あるいは列申毎の定員で乗車人数を割り、乗
車率を求める。5) Calculate the occupancy rate by dividing the number of passengers by the capacity of each vehicle or train.
この実施例は、構造が比較的簡単であり、余り頻繁な測
定を必要としない場合に適する。This embodiment has a relatively simple structure and is suitable for cases where frequent measurements are not required.
（第２、実施例） 第２実施例を第２図について説明する。(Second example) A second embodiment will be described with reference to FIG.
両側のレール１，１の相対する位置に２対の車輪重量測
定用歪みゲージ２，２，２．２を貼着し、リード線３．
３，３．３により歪み測定装置４と結線する。歪み測定
装置４に演算装置６を接続し、演算装置６に記録装置５
及び記憶装置７を接続する。Two pairs of strain gauges 2, 2, 2.2 for measuring wheel weights are attached to opposite positions of the rails 1, 1 on both sides, and lead wires 3.
3. Connect to the strain measuring device 4 by 3.3. A computing device 6 is connected to the distortion measuring device 4, and a recording device 5 is connected to the computing device 6.
and the storage device 7 are connected.
レール（１）（１）に貼着された歪みゲージ（２１（２
） （２） （２）が２対となっているのは次の理由に
よる。Strain gauge (21 (2) attached to rail (1) (1)
) (2) The reason why there are two pairs in (2) is as follows.
旅客車は、通常、それぞれ２本の車軸が取り付けられた
一つの台車を有するいわゆる２軸ボギー車であり、台車
の前後の車軸が歪みゲージの直上を通過するに要する僅
かな時間にも、前軸と後軸の重量分担が変化する可能性
がある。したがって、はぼ車軸間距離に等しい間隔に２
対の歪みゲージを貼着し、同時に４個の車輪重量を測定
することによって精度を向上しようとするものである。Passenger cars are usually so-called two-axle bogies that have one bogie with two axles attached to each. This may change the weight distribution of the rear axle. Therefore, there are two
The aim is to improve accuracy by attaching pairs of strain gauges and measuring the weights of four wheels at the same time.
図の演算装置（６）は、第１実施例における１）から５
）までの計算を自動で行うためのものである。The arithmetic unit (6) in the figure is 1) to 5 in the first embodiment.
) to automatically perform calculations up to
また記憶装置（７）は、予め測定された車両毎の空車重
量、乗車定員、乗客の平均体重、列車の進入順序等を入
力し記憶させておき、必要な時に演算装置に出力するた
めの装置である。この実施例における記録装置（５）は
、計算された乗車率と列車通過時刻、列車番号等を記録
することになる。In addition, the storage device (7) is a device for inputting and storing the empty weight of each vehicle, passenger capacity, average weight of passengers, train approach order, etc. measured in advance for each vehicle, and outputting it to the calculation device when necessary. It is. The recording device (5) in this embodiment records the calculated occupancy rate, train passing time, train number, etc.
第２実施例は、頻繁に測定を実施する必要がある場合に
適し、第１実施例よりも更に省力化と精度の向上を達成
できる。The second embodiment is suitable when it is necessary to perform measurements frequently, and can achieve further labor savings and improved precision than the first embodiment.
（発明の効果）
本発明による乗車率測定方法は、鉄道軌道のレールに貼
着された歪みゲージと地上に設置された歪み測定装置に
より、レール上を通過する鉄道車両の各車輪の重量を測
定し、各車輪の重量によって旅客の重量を含む重両の重
量を計算し、予め測定されている空中の重量を差し引い
た旅客の重量を求め、乗車人員および乗車率を推定する
ことにより、僅かな人員で迅速且つ正確に車両の乗車率
を把握することができる。(Effects of the Invention) The occupancy rate measuring method according to the present invention measures the weight of each wheel of a railway vehicle passing on the rail using a strain gauge attached to the rail of a railway track and a strain measuring device installed on the ground. Then, by calculating the weight of the heavy vehicle including the passenger weight based on the weight of each wheel, subtracting the pre-measured weight in the air to find the passenger weight, and estimating the number of passengers and occupancy rate. To quickly and accurately grasp the occupancy rate of a vehicle by personnel.
第１図は本発明の第１実施例の概略図、第２図は第２実
施例の概略図である。
ｌ−・レール、 ２−歪みゲージ、４−歪み測
定装置、 ５−記録装置。
代理人 弁理士 岡 本 重 文
外２名FIG. 1 is a schematic diagram of a first embodiment of the present invention, and FIG. 2 is a schematic diagram of a second embodiment. l-rail, 2-strain gauge, 4-strain measuring device, 5-recording device. Agent: Patent attorney: Shige Okamoto, 2 other people
Claims (1)
された歪み測定装置により、レール上を通過する鉄道車
両の各車輪の重量を測定し、各車輪の重量によって旅客
の重量を含む車両の重量を計算し、予め測定されている
空車の重量を差し引いた旅客の重量を求め、乗車人員お
よび乗車率を推定することを特徴とする乗車率測定方法
。Using strain gauges attached to the rails of railway tracks and strain measurement devices installed on the ground, the weight of each wheel of a railway vehicle passing on the rails is measured, and the weight of each wheel, including the weight of passengers, is measured. A method for measuring occupancy rate, characterized in that the weight of the passenger is calculated, the weight of the passenger is subtracted from the weight of an empty car which has been measured in advance, and the number of passengers and the occupancy rate are estimated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1090600A JPH0723093B2 (en) | 1989-04-12 | 1989-04-12 | Passenger rate measurement method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1090600A JPH0723093B2 (en) | 1989-04-12 | 1989-04-12 | Passenger rate measurement method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02270670A true JPH02270670A (en) | 1990-11-05 |
| JPH0723093B2 JPH0723093B2 (en) | 1995-03-15 |
Family
ID=14002967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1090600A Expired - Fee Related JPH0723093B2 (en) | 1989-04-12 | 1989-04-12 | Passenger rate measurement method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0723093B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002366992A (en) * | 2001-06-06 | 2002-12-20 | Oki Electric Ind Co Ltd | Gate management system and on-vehicle terminal |
| JP2007530352A (en) * | 2004-03-29 | 2007-11-01 | ザ ホンコン ポリテクニック ユニバーシティ | Railway monitoring system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6037834U (en) * | 1983-08-24 | 1985-03-15 | 株式会社日立製作所 | Overload prevention device in conveyance equipment |
| JPS60252063A (en) * | 1984-05-29 | 1985-12-12 | 三菱電機株式会社 | Train passenger guide display system |
| JPS63301167A (en) * | 1987-05-29 | 1988-12-08 | Matsushita Electric Ind Co Ltd | Train sensor |
-
1989
- 1989-04-12 JP JP1090600A patent/JPH0723093B2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6037834U (en) * | 1983-08-24 | 1985-03-15 | 株式会社日立製作所 | Overload prevention device in conveyance equipment |
| JPS60252063A (en) * | 1984-05-29 | 1985-12-12 | 三菱電機株式会社 | Train passenger guide display system |
| JPS63301167A (en) * | 1987-05-29 | 1988-12-08 | Matsushita Electric Ind Co Ltd | Train sensor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002366992A (en) * | 2001-06-06 | 2002-12-20 | Oki Electric Ind Co Ltd | Gate management system and on-vehicle terminal |
| JP2007530352A (en) * | 2004-03-29 | 2007-11-01 | ザ ホンコン ポリテクニック ユニバーシティ | Railway monitoring system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0723093B2 (en) | 1995-03-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| LAPS | Cancellation because of no payment of annual fees |