WO2018225335A1 - 列車保安システム、列車保安制御方法及び列車車上装置 - Google Patents
列車保安システム、列車保安制御方法及び列車車上装置 Download PDFInfo
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- WO2018225335A1 WO2018225335A1 PCT/JP2018/011609 JP2018011609W WO2018225335A1 WO 2018225335 A1 WO2018225335 A1 WO 2018225335A1 JP 2018011609 W JP2018011609 W JP 2018011609W WO 2018225335 A1 WO2018225335 A1 WO 2018225335A1
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- 230000002159 abnormal effect Effects 0.000 claims description 5
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- 208000033748 Device issues Diseases 0.000 claims 1
- 238000005259 measurement Methods 0.000 claims 1
- 230000011664 signaling Effects 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 description 14
- 238000010586 diagram Methods 0.000 description 11
- 230000006870 function Effects 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- CNQCVBJFEGMYDW-UHFFFAOYSA-N lawrencium atom Chemical compound [Lr] CNQCVBJFEGMYDW-UHFFFAOYSA-N 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/0081—On-board diagnosis or maintenance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/40—Adaptation of control equipment on vehicle for remote actuation from a stationary place
Definitions
- the present invention relates to a train security system, a train security control method, and a train on-board device that increase the safety of train travel.
- the moving block system is composed of an on-board device inside a train and a ground device outside the train, and wirelessly transmits between the on-board device and the ground device.
- the on-board device recognizes the position information of the point by detecting the ground element on which the train body is installed on the ground.
- Train speed information and position information are calculated from the position information, train wheel diameter information, axle rotation speed, and the like, and brake control is performed based on the travel permission speed and travel position received from the ground device.
- the train control system using ATACS when obtaining the train length to know the position of the train, the error of speed information is taken into account, and the actual train length is set at the head and tail sides.
- a method of adding a train length correction value determined according to a travel distance obtained by integrating train speeds is disclosed.
- the range of the maximum wheel diameter and the minimum wheel diameter is set within the range that is set as normal in the wheel diameter that is expected to fluctuate in advance.
- control has been performed so that the maximum wheel diameter is used for speed calculation and the like so as to be directed to the safe side.
- the use of the maximum wheel diameter for speed calculation or the like is not necessarily controlled so as to be directed to the safe side.
- the maximum wheel diameter on the contrary, there is a possibility of causing an approach exceeding the allowable range in recognition of the positional relationship with the following train.
- an object of the present invention is to provide a train security system that prevents the safety of the train safety control from being lowered even when a wheel diameter outside the range set as normal is set in the movement blocking system.
- the range set as normal is a range in which the wheel diameter ground through the use of traveling or the like is allowed to travel without any trouble.
- the range set as normal is simply referred to as “normal range”.
- the train security system according to the present invention has three types, that is, the maximum wheel diameter and the minimum wheel diameter in the normal range and the wheel diameter outside the normal range when the wheel diameter outside the normal range is set. Among these values, two appropriate wheel diameters are used for train security control.
- FIG. 1 is a diagram showing a method for correcting a train length according to the present invention.
- FIG. 2 is a diagram illustrating the configuration of the train security system according to the embodiment of the present invention.
- FIG. 3 is a diagram illustrating the configuration of the on-board control device according to the embodiment of the present invention.
- FIG. 4 is a diagram illustrating a set value of the wheel diameter of the train according to the embodiment of the present invention.
- FIG. 5 is a diagram showing the recorded contents of the on-board controller recording unit according to the embodiment of the present invention.
- FIG. 6 is a diagram showing the contents of the ground side transmission message according to the embodiment of the present invention.
- FIG. 7 is a diagram illustrating the contents of the vehicle upper transmission message according to the embodiment of the present invention.
- FIG. 8 is a flowchart showing a procedure for determining the control wheel diameters X and Y according to the embodiment of the present invention.
- FIG. 1 is a diagram showing a method for correcting a train length according to the present invention.
- the train 101 is equipped with a vehicle upper piece 103 and acquires position information from the ground piece A (102).
- (A) of FIG. 1 shows the moment when the train 101 acquires position information from the ground unit A (102).
- the train length used for the security control is the preset train length L0 (100).
- FIG. 1 shows a state in which the train has traveled after acquiring the position information.
- the control wheel diameter X and the control wheel diameter Y (X> Y) are provided, and in this (b), the train position 104 calculated from the control wheel diameter X and the control wheel diameter Y are used.
- the calculated train position 105 is shown. Since the value of the wheel diameter for control is X> Y, the train position 104 calculated from the wheel diameter for control X is more forward in the traveling direction than the train position 105 calculated from the wheel diameter for control Y. .
- FIG. 1 shows the train length L1 after correction.
- the distance from the head of the vehicle at the train position 104 calculated from the control wheel diameter X to the tail of the train position 105 calculated from the control wheel diameter Y is defined as a corrected train length L1 (106).
- (D) of Drawing 1 shows the moment when train 101 acquired position information from ground child B (107). At that time, the train length used for the security control is the preset train length L0 (100).
- two pieces of position information are calculated between the ground elements by using two different wheel diameters, and the distance from the beginning of the train position indicating the front in the traveling direction to the tail end of the train position indicating the rear in the traveling direction is calculated.
- Safety in safety control is ensured by correcting the length and using it.
- FIG. 2 is a diagram illustrating a configuration of a train security system.
- FIG. 6 shows the contents of the ground-side transmission message 202
- FIG. 7 shows the contents of the vehicle-side transmission message 203, respectively.
- the ground control device 200 transmits a ground-side transmission telegram 202 (see FIG. 6) including information such as the travelable position 600 and the temporary speed limit 601 from the ground antenna 201 via a ground radio control device (not shown). .
- the on-board antenna 204 provided in the train 101 receives the ground side transmission telegram 202.
- the on-board wireless control device 205 processes the received ground-side transmission telegram 202 and transmits it to the on-board control device 207 as information from the ground control device 200.
- the on-board control device 207 acquires the set wheel diameter 500 set thereto from the wheel diameter setting device 206 and the axle rotation speed information detected thereby from the axle rotation speed detection device 210. Further, the information transmitted from the ground element 103 is received by the vehicle upper element 102 included in the train 101, processed by the vehicle upper element control device 209, and transmitted to the vehicle upper control device 207.
- the on-board control device 207 determines the current train position 700 and the train. Each information of the length 701 is calculated and transmitted to the on-vehicle wireless control device 205. These pieces of information are transmitted from the vehicle antenna 204 toward the ground antenna 201 as a part of the vehicle upper transmission message 203 (see FIG. 7).
- the on-board controller 207 outputs a brake command to the brake output device 208 when it determines that braking is necessary from the information of the travelable position 600, the temporary speed limit 601, the train speed, the train position 700, and the train length 701. To do.
- Setting of the wheel diameter to the wheel diameter setting device 206 is performed when a measured diameter value is set from the wheel, or when a wheel diameter value obtained from the travel distance or travel speed and the wheel rotation speed is set. and so on.
- FIG. 3 is a diagram illustrating a configuration included in the on-vehicle control device 207.
- the on-board control device 207 includes a speed check unit 300, a control wheel diameter X and Y determination unit 301, a train length calculation unit 302, a speed calculation unit 303, a train position calculation unit 304, an on-board control device recording unit 305, and a control pattern.
- a calculation unit 306 is included. Moreover, you may make it provide the display part 307 as needed.
- the control wheel diameter X and Y determining unit 301 determines the control wheel diameter X502 and the control wheel diameter Y503 based on the set wheel diameter 500 set in the wheel diameter setting device 206 and the normal range 501 of the wheel diameter. .
- the procedure for determining the control wheel diameter X and the control wheel diameter Y will be described later with reference to FIG.
- the speed calculation unit 303 uses the control wheel diameter X502 to generate the train speed X505, and the control wheel diameter Y503 uses the train speed. Y506 is calculated respectively.
- the train position calculation unit 304 calculates the train position X507 using the train speed X505 and the train position Y508 using the train speed Y506 based on the position information obtained from the vehicle upper control device 209. .
- the information on the train position 700 included in the vehicle upper transmission telegram 203 may be the train position X507 or the train position Y508.
- the train length calculation unit 302 calculates the train length 701 from the train position X507 and the train position Y508.
- the control pattern calculation unit 306 obtains each information of the travelable position 600 and the temporary speed limit 601 and each information of the train position 700 and the train length 701 (included in the vehicle upper transmission message 202) obtained from the ground side transmission message 202. From the above, a speed limit pattern 509 is calculated.
- the speed check unit 300 outputs a brake based on the speed limit pattern 509 calculated by the control pattern calculation unit 306, the train speed X505 calculated by the speed calculation unit 303, and the train position X507 calculated by the train position calculation unit 304. Whether or not is necessary is determined.
- FIG. 5 shows the recorded contents of the on-board controller recording unit 305.
- the on-board controller recording unit 305 includes a set wheel diameter 500, a normal wheel diameter range 501, a control wheel diameter X502, a control wheel diameter Y503, a preset train length 504, a train speed X505, a train speed Y506, Train position X507, train position Y508, and speed limit pattern 509 are recorded.
- an alarm (alarm) described later is displayed from various information recorded by the on-board control device recording unit 305. In that case, you may make it display together with the information which concerns on other controls other than security. Further, an alarm (alarm) may be accompanied by a notification sound.
- FIG. 4 is a diagram showing a set value of the wheel diameter according to the embodiment of the present invention.
- the portion surrounded by the thick frame is the normal range of the wheel diameter, among which the set value B402 is the maximum wheel diameter in the normal range, and the set value C403 is the minimum wheel diameter in the normal range.
- the set value A401 is one of values larger than the normal range
- the set value D404 is one of values smaller than the normal range.
- FIG. 8 is a flowchart showing a procedure for determining the control wheel diameters X and Y according to the embodiment of the present invention.
- set wheel diameter For the wheel diameter to be set (hereinafter referred to as “set wheel diameter”), the values shown in FIG. 4 are used as described above. However, if the value of the set wheel diameter exceeds a permissible level of an abnormal value (for example, when an extreme value such as “0” is set), an alarm (warning) is notified (displayed). Or at least one of the notification sound).
- the determination procedure (software) based on this flowchart is executed by the control wheel diameter X and Y determination unit 301. Therefore, since the processing subject of each step of this flowchart is the control wheel diameter X and Y determining unit 301, the description of the processing subject will be omitted in describing each step below.
- step 800 execution of the process is started.
- step 801 it is determined whether or not the wheel diameter (set wheel diameter 500) set in the wheel diameter setting unit 206 is within a normal range (that is, not less than the minimum wheel diameter C403 and not more than the maximum wheel diameter B402 shown in FIG. 4). . If the set wheel diameter 500 is within the normal range (Y), step 802 is executed, and if not (N), step 803 is executed.
- step 802 the set wheel diameter 500 is applied to the control wheel diameters X and Y.
- step 808 the determination process ends.
- the on-board controller 207 performs security control based on the control wheel diameters X and Y obtained in step 802. Since the set wheel diameter 500 is within the normal range, there is no problem in applying the set wheel diameter 500 to the control wheel diameters X and Y.
- step 803 it is determined whether or not the set wheel diameter 500 that is not within the normal range exceeds the allowable level of the abnormal value. If it is within the permissible level (Y), step 804 is executed. If the permissible level is exceeded (N), step 805 described later is executed.
- step 804 it is determined whether the set wheel diameter 500 is larger than the maximum wheel diameter B402 in the normal range. If it is larger (Y), step 806 is executed, otherwise it is smaller (N) (that is, it is smaller than the minimum wheel diameter C403 in the normal range because it is out of the normal range), and step 807 is executed. Execute.
- step 806 the set wheel diameter 500 is applied to the control wheel diameter X, and the minimum wheel diameter C403 in the normal range is applied to the control wheel diameter Y.
- step 808 the determination process ends.
- the on-board control device 207 performs security control based on the wheel diameters X and Y for control. Since the set wheel diameter 500 is larger than the maximum wheel diameter B402 in the normal range, the set wheel diameter 500 is applied to the control wheel diameter X, and the minimum wheel diameter C403 in the normal range is applied to the control wheel diameter Y. Thus, the safety control is executed on the safest side.
- step 807 the set wheel diameter 500 is applied to the control wheel diameter Y, and the maximum wheel diameter B402 in the normal range is applied to the control wheel diameter X.
- step 808 the determination process ends.
- the on-board control device 207 performs security control based on the wheel diameters X and Y for control. Since the set wheel diameter 500 is smaller than the minimum wheel diameter C403 in the normal range, the maximum wheel diameter B402 in the normal range is applied to the control wheel diameter X, and the set wheel diameter 500 is applied to the control wheel diameter Y.
- the safety control is executed on the safest side.
- step 805 it is difficult to safely execute the safety control because the set wheel diameter 500 exceeds the allowable level of the abnormal value, and in order to immediately notify the alarm (at least the display and the notification sound). Outputs an alarm command.
- step 808 the determination process ends.
- the on-board controller 207 receives an alarm command and notifies an alarm (not shown).
- an alarm is notified by at least one of a display sound and a notification sound by sound output. As described above, including the case where a wheel diameter outside the normal range is set, it is possible to always ensure the safety of the train safety control and to continue the safe train operation.
- this invention is not limited to the above-mentioned Example, Various modifications are included.
- the above-described embodiments have been described in detail for easy understanding of the present invention, and are not necessarily limited to those having all the configurations described.
- Each of the above-described configurations, functions, processing units, and the like may be realized by hardware, for example, by designing a part or all of them with an integrated circuit.
- each of the above-described configurations, functions, and the like may be realized by software by interpreting and executing a program that realizes each function by the processor.
- Information such as programs, tables, and files that realize each function can be stored in a storage device such as a memory, a hard disk, and an SSD (Solid State Drive), or a recording medium such as an IC card, an SD card, and a DVD.
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Abstract
Description
列車101は、車上子103を搭載し、地上子A(102)から位置情報を取得する。図1の(a)は、列車101が地上子A(102)より位置情報を取得した瞬間を示す。そのとき、保安制御に使用される列車長は、予め設定された列車長L0(100)となる。
図1の(d)は、列車101が地上子B(107)より位置情報を取得した瞬間を示す。そのとき、保安制御に使用される列車長は、予め設定された列車長L0(100)となる。
地上制御装置200は、図示しない地上無線制御装置を介して、地上アンテナ201から、走行可能位置600及び臨時速度制限601などの各情報を含む地上側送信電文202(図6、参照)を送信する。
列車101に備えられた車上アンテナ204は、地上側送信電文202を受信する。車上無線制御装置205は、受信した地上側送信電文202を処理し、地上制御装置200からの情報として車上制御装置207に伝える。
また、地上子103より送信された情報は、列車101が備える車上子102が受信し、車上子制御装置209により処理されて、車上制御装置207に伝えられる。
車上制御装置207は、速度照査部300、制御用車輪径X及びY決定部301、列車長演算部302、速度演算部303、列車位置演算部304、車上制御装置記録部305及び制御パターン演算部306を有する。また、必要に応じて、表示部307を設けるようにしてもよい。
列車長演算部302は、列車位置X507と列車位置Y508から列車長701を演算する。
設定される車輪径(以下、「設定車輪径」という)については、上述のように図4で示す値を用いる。ただし、設定車輪径の値が異常値の許容レベルを超える致命的な場合(例えば、「0」近傍等の極端な値が設定される場合など)には、アラーム(警報)を報知させる(表示及び報知音の少なくともいずれかによる)ようにする。
ステップ801で、車輪径設定部206に設定された車輪径(設定車輪径500)が正常範囲内(すなわち、図4に示す最小車輪径C403以上で最大車輪径B402以下)か否かを判断する。設定車輪径500が、正常範囲内であれば(Y)、ステップ802を実行し、そうでなく正常範囲外である場合には(N)、ステップ803を実行する。
以上のとおり、正常範囲外の車輪径が設定された場合も含めて、列車の保安制御の安全性を常に確保し、安全な列車運行の継続を図ることができる。
103 車上子、104 制御用車輪径Xから算出した列車位置、
105 制御用車輪径Yから算出した列車位置、106 補正後列車長、
107 地上子B、200 地上制御装置、201 地上アンテナ、
202 地上側送信電文、203 車上側送信電文、
204 車上アンテナ、205 車上無線制御装置、
206 車輪径設定装置、207 車上制御装置、
208 ブレーキ出力装置、209 車上子制御装置、
210 車軸回転速度検出装置、300 速度照査部、
301 制御用車輪径X及びY決定部、302 列車長演算部、
303 速度演算部、304 列車位置演算部、
305 車上制御装置記録部、306 制御パターン演算部、
307 表示部
Claims (7)
- 列車を駆動する車輪の回転速度を検出する回転速度検出装置と、
前記車輪の車輪径を設定する車輪径設定装置と、
速度照査に基づいて前記列車を制御する保安装置と
を備え、
前記保安装置は、前記車輪径の正常範囲を情報の一つとして記録する記録部と、前記車輪径設定装置からの設定車輪径と前記記録部からの前記車輪径の正常範囲との比較結果に基づいて前記列車の保安制御に用いる少なくとも2種類の制御用車輪径を決定する決定部と、前記制御用車輪径を用いて前記列車の列車速度及び列車位置を演算する演算部とを有する
ことを特徴とする列車車上装置。 - 請求項1に記載の列車車上装置であって、
前記保安装置は、前記設定車輪径が異常値の許容レベルを超える場合に警報を報知する
ことを特徴とする列車車上装置。 - 請求項2に記載の列車車上装置であって、
前記保安装置は、前記記録部が記録する前記情報及び前記警報の少なくともいずれか一方を表示する表示部を有する
ことを特徴とする列車車上装置。 - 車上通信装置を搭載した請求項1から3のいずれか1項に記載の列車車上装置と、
地上通信装置を備えた地上装置と
を備え、
前記列車車上装置が出力する前記列車の現在の状態を示す情報と前記地上装置が出力する前記列車の保安制御のための情報とを相互に送受信する
ことを特徴とする列車保安システム。 - 請求項4に記載の列車保安システムであって、
前記列車が走行する線路近傍に設置される地上子と、
前記地上子と情報の授受を行う前記列車車上装置が搭載する車上子とを備える
ことを特徴とする列車保安システム。 - 実測または計算により求めた車輪径を設定車輪径とし、
前記設定車輪径が前記車輪径の正常範囲内か否か判定し、
前記設定車輪径が前記正常範囲内であれば、列車の保安制御に用いる制御用車輪径に前記設定車輪径を適用し、
前記設定車輪径が前記正常範囲内でなく前記正常範囲内の最大値よりも大きい場合には、前記制御用車輪径の大きい値に当該設定車輪径を適用しかつ前記制御用車輪径の小さい値に前記正常範囲内の最小値を適用し、
前記設定車輪径が前記正常範囲内でなく前記正常範囲内の最小値よりも小さい場合には、前記制御用車輪径の大きい値に前記正常範囲内の最大値を適用しかつ前記制御用車輪径の小さい値に当該設定車輪径を適用する
ことを特徴とする列車保安制御方法。 - 請求項6に記載の列車保安制御方法であって、
前記設定車輪径が異常値の許容レベルを超える場合には、警報を報知させる
ことを特徴とする列車保安制御方法。
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CN201880033428.2A CN110650881B (zh) | 2017-06-09 | 2018-03-23 | 列车安全保障系统、列车安全保障控制方法以及列车车上装置 |
EP18814469.5A EP3636512B1 (en) | 2017-06-09 | 2018-03-23 | Train safety system, train safety control method, and train on-board device |
JP2019523356A JP6765525B2 (ja) | 2017-06-09 | 2018-03-23 | 列車保安システム、列車保安制御方法及び列車車上装置 |
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EP3636512A4 (en) | 2021-03-24 |
EP3636512B1 (en) | 2023-11-01 |
JP6765525B2 (ja) | 2020-10-07 |
CN110650881B (zh) | 2022-01-14 |
CN110650881A (zh) | 2020-01-03 |
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EP3636512A1 (en) | 2020-04-15 |
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