ISO 6014-1986 Earth-moving machinery Determination of ground speed《土方机械 行驶速度的测定》.pdf

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1、Norme internationale INTERNATIONAL ORGANIZATION FOR STANDARDIZATION.ME)I(YHAPOHAR OPTAHM3Al c) fabricant de lengin; d) numro ou identification de lengin; e) engin roues ou chenilles; f) condition de lengin, par exemple charg ou non charg, ou toute autre condition au moment de lessai; g) masse de len

2、gin, en kilogrammes; h) lments auxiliaires monts, par exemple lame de bou- teu r; i) position de lquipement, par exemple godet en posi- tion de transport; j) dimension, spcification des plis et tat des pneus; k) pression des pneus, en kilopascals; 1) tat de la piste dessai, savoir sche ou mouille; m

3、) type du revtement de la piste dessai, savoir asphalte, bton, gravier, sol naturel; n) longueur mesure de la piste dessai, en mtres; P o) pente longitudinale de la piste dessai, savoir horizon- tale, ascendante ou descendante; p) pente transversale de la piste dessai; q) rapport de bote de lengin a

4、u moment de lessai; r) conditions atmosphriques, y compris vitesse du vent, en mtres par seconde, et sa direction par rapport la piste dessai; s) tout autre dtail spcifique lessai particulier effectu, par exemple type et mode de dclenchement des freins, condition de lengin; t) mesurage de la vitesse

5、 de lengin : Longueur de la piste dessai, I: . . . ti Direction du dplacement Essai no (par exemple de gauche droite, de droite gauche, en descente) n Intervalle de temps Vitesse engage : . . . * Vitesse de lengin t S V I = - t m/s (km/h) t . . n t1 v1 f2 V2 t3 V3 t4 V4 t5 V5 t6 Ve . . . . t n . . V

6、n u) vitesse de lengin, v, dtermine lors de lessai, en kilo- mtres par heure : V VI + V2 + V3 + ana + Vn = n NOTE - La valeur moyenne de la vitesse v doit tre arrondie la premire dcimale. 2 ISO 6014-1966 (FI I l I 90 - 3 0 0 I I 90 - - - I -p-p- -4 i 1 z J I I I 0 B I 51 I . I E F G A 7 D . I + l I

7、A Source lumineuse B Transistor photosensible C Batterie de 12 V D Bote de commande E Enregistreur de temps digital lectronique F Inverseur G Batterie dalimentation en courant continu I Longueur de la piste dessai B Figure - Disposition de lappareillage pour le mesurage de la vitesse dun engin 3 Page blanche Page blanche Page blanche

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