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2 1 TRACK £. A Г в о»Й <uiy 2? (DX <4 272o D RAIL LEVEL 5Q$ DRAWING No. Д|.до-902£22Ь 23TS JE F G 4 5 6 7 il e-C’fr 54» EQUATfObJS X= K£A < В +T Y = /<yA+C *T AND ISSUE £ GRID REF ALTERATION FIRST ISSUE FiatJePs' iteifisep : T/tlf w}?ifii=p. DATE 17-6-83 fl-il-6b MFp 11-34 V2 SEE NOTE <> A T — TRACK ALIGNMENT TOLERANCE •+* REDUCTION DUE TO CROSS LEVEL ERROR (CL^') + FLANGE TO RAIL CLEARANCE + TYRE PROFILE AND RAIL HEAD REDUCTION due to Notation WEAR. CONTROLLED 1. Usage Contract Holders £7 £ CROSS L^VE-L T. <3 = TRACK CANT = CURVE RADIUS X = Kinematic envelope semi- width at cant - rail Y = Kinematic envelope semi-width at waist-&ML D = CANT DEFICIENCY Him. (\c— FLEXIBILITY COEFFICIENT AT CANT-RAIL (seE TABLE I). FLEXIBILITY COEFFICIENT AT WAIST-RAIL (s££ TABLE I). A = Equivalent cant mm (see equation 3^ - Л1М HETHEi . rum. mm. В = ENVEJ-OPE SEMI— WIDTH At CANT-RAIL ON LEVEL TRACK mm I w FIG. L KINEMATIC ENVELOPE SEMI—WIDTHS FOR some CASES’— VEHICLE SMULATN6 TL8 ОрвКАТ/Нб QONPITiOM ОН 50PT PRIMARY 3U5PEH510N CASiUVING ТЕНТ TEACK TOLERANCES) X/rirn Y m*r> STANDING ON LEVEL TRACK . STANDING ON /52 mm CANT TOWARDS THE INSIDE OF THE CURVE /532 15/7 Curving AT 2OO km/h ON 233mm CANT DEFICIENCY TOWARDS THE OUTSIDE OF THE CURVE l&(2>-4 1^50 I (worst CASE when RUNNING AT CAPTspeed) I ' CURVING AT ICbO km/h I OlV 1/2 mm CANT DEFFICIENCY towards the outside of the curve . (worst case when running at line speed) MAXIMUM .'EC \1OO METFE CJPVE ~ 23-GG km)h). /6/5 /526 /54^ 33oo 3300 /4?7 VEHICLE Geometry calculAt/qn of curve overthrow 2 s RDDS Railway Documentation and Drawl ng Services Limited "Drew nga documents and сПещ'яшэ Issued ty 7DD& Llmltec are I hl Ed without йп^ Vttiriii.ilLy cr r-jfjrusurLaliuiиь l« llic dullizjiLМф Jr uvPiHirsliip и UiL-yu druwirigt, documents and diagrams or as to whether tiey infringe the rights of a if third oarty. Nor is ary warranty or representation given as to the contents of -such drawing-з, datumente and diagr^m^. their accuracy, c.arrplfit£nee&l authenticity ar ыКбгшкв.” Subjectto local control p'ocerbres once о a pled'printed outside o1 PADS system. Always check your contract for applicabls Document version. NOTcS В C = envelope v 1 SEMI — WIDTH coefficient AT WAIST- RAIL ON LEVEL TRACK (SES TABLE TWo) . .№EE1>~ SPEED VEHICLE SPEED . SPEED DEPENDENT CONSTANT /t CANT RAIL HEIGHT mm A.R.L- "1 t WHEN UPRIGHT. WAIST RAIL HEIGHT mm A. R.L. J (S£E DIAGRAM) F = table *2^. TAM-E I. (SEE table f)_ (SEE TABLE /J, 2) TRACK TOLERANCES ARE BASED ON DEPARTMENT OF TRANSPORT a Booklet railway construction a«D operating requirements — STRUCTURAL AND ELECTRICAL CLEARANCES? FOR THE CROSS LEVEL ERROR (CLE) DUCTED IN THE ABOVE BOOKLET So % .'5 ASSUMED To BE DISCRETE , Giving RISE To Dynamic movement Only, remaining CLE WHICH is Assumed CONTINUOUS IS TABULATED in TABLE 3, NO ALLOWANCE is MADE FOR VEHICLE END OR CENTRE THROW ON CURVES . To CALCULATE THESE MOVEMENTS SEE APT MECHANICAL DESIGN NOTE APT (Mb) 213 AND VEHICLE GEOMETRY IN F/6. 2 BELOW. j c SF’ECJUE’-N CALCULATION! - SimuLftTiNb 77.5 VEHICLE IN 0FE£AT/MG CONP/T/04 4 EITTEP WIPH ЪОРГ P£lMAgr SUSPENSION. CONS I PEP. THE 7EH/CLS LOAPEP lb SIMULATE P0OCEEPIN& AT 2OOIC>n/h WITH A tE>° HARD TILT FAILURE AND EXPERIENCING 238 mm CANT DEFICIENCY. ALSO CONSIDER TIGHT TRACK TOLERANCES. D = 238 mm KsP££t> = <7'25 F = G2 У/ = 2CO = 0-36 = /471 = 0-/6 = /435 = 2797 = 1844 = 7-S mm REDUCTION DUS to CLE = 75^5 * /844 )~ /5 s C Ac (CLE) = 44 or 38 . A = 23S + 7-5 + O-2&X 200+G2 - B57-5 So X = 0-5<4 x 357-54 I49I +^4 = Ibtbj. У = 04(4 к 357-5+ I45& + Зв = /frSO 3 s a 4 ----- OR 9 • — PROM ABOVE ---FROM --- FROM --- FROM EQUATION EQUATION equation (2) 5 WW5W VEHICLE /5 iOAPEP TO EMULATE AFT-U 'VEHICLE1 ГЕ TL.S GONPinCM 5EZV/CE OreEATtW PZiMAeY sus/fems/g^ SOFT 50^T UAZP SOFT HASP 0.18 0-50 0-25 0.5(4 0.27 4 IN 0-08 0.15 O./0 04(4 042 & 1470 /487 /479 /45/ /482 c I44q> /455 1488 /458 >451 UN THE CASE OF TRAILER VEHICLES^ HEIGHTS Are wn'H AiRSPRiNGS inflated and on new wheels, no figures are quoted for vehicle SUSPENSION DEFLATED swept out by д vehicle on a , since the kinematic envelope deflated SUSPENSION is smaller than that Swept out fiv the SAME VEHICLE <M AN INPLATED SUSPENSION- D 5) ,Lv NECESSARY To DESCRIBE EQUIVALENT TABLE 2. SPEED km/h KsPEED F 112 O’ so 0 <£>2 V>//2 o-25 TABLE 3 TERM; TRACK TOLERANCE mm NORMAL П43НГ TKACH' AUG/4ME/4T es /5 CROSS LEVEL ERRo/^Cle} ю 7-S FLANGE 70 RAIL CLEARANCE 8 8 TV№E PROFILE AND RAIL HEAD WEAR th <& TABLE 4 IF THE SPEED DERIVED FROM THIS TABLE is tN EXCESS OF THAT PERMISSIBLE AT THE LOCATOR BEING CONSIDERED USE MAX. PERMITED SPEED IN EQUATION (St) / R . km/k. 33/B-<& О’ОВЪВхR 33/3-й*/?й/0609 H2 /?> /0609 0-010557 *R s 6 -----S’ 7 TWO SEPARATE EQUATIONS ARE CANT. EQUATION (З5) IS VALID WHEN CONSIDERING CLEARANCES ON THE outside of curves . IS valid WHEN CONSIDERING CLEARANCES ON THE INSIDE OF CURVES. IN THE CASE OF EQUAT/C MAXIMUM DISPLACEMENT OCCURS AT A SPEED DEPENDANT UPON CURVE RADIUS. THIS RELATIONSHIP IS TABULATED IN TABLE 4. ON STRAIGHT TRACK F BECOMES 00 AND TRACK NOMINALLY LEVEL E L SO Equations BECOME IDENTICAL. CHIEF MECHANICAL & ELECTRICAL ENGINEER BRITISH RAILWAYS BOARD DATE ORDER SEE Nd. OF NUMBERS VEHICLES/BOGIES CLASS £ Ги ~^l5~ F G <&/ CINEMATIC ENVELOPE ft)? INR^-CiTY 22b TEbT VEHICLE SdFFeeiMG ISSUE DRAWN CH’KED. ENDORD. APFD. DRAWING No. _ AI-ACh5O2'2'22& SCALE I = IO If -»T "ar