1 research outputs found
Π‘ΠΠΠ¦ΠΠ€ΠΠΠ Π ΠΠΠΠ ΠΠΠΠΠΠΠ― Π£ΠΠ£Π§Π¨ΠΠΠΠ― ΠΠΠΠΠΠΠΠ Π’ΠΠ ΠΠΠΠΠΠΠ― ΠΠΠ’ΠΠΠΠ«Π₯ Π’Π ΠΠΠ’ΠΠ ΠΠ«Π₯ ΠΠΠΠΠΠΠ
The paper considers an important problem in improvement of Β braking dynamics potential as part of the overall tractor train dynamics consisting ofΒ an all-wheel drive tractor and heavy-duty trailers which are either locally manufactured or developed with the participation of the paperβs authors. The trailers have a mechanical drive for their wheels from the tractor engine. The trains are intended for transportation peat, organic fertilizers and various loads inΒ forest exploitation and under other complicated soil and climatic and road conditions where there is justified necessity to activate the trailer wheels.Methodological tools have been developed with the purpose to analyze an influence of the blocked inter-double-reduction axle drive of an active tractor train on distribution of braking forces in double-reduction axles with due account of the heavy-duty peat trailer specificity. Theoretical provisions for wheeled vehicles have been developed with regard to the braking application specificity of active tractor trains with mechanical multi-path drive for wheels of a multi-double-reduction axle propulsion device. The paper presents calculation and theoretical data in order to estimateΒ distribution of specific braking forces in the double-reduction axle links of the active tractor train when the blocked inter-double-reduction axle drive of the tractor and trailer wheels is switched on and also in the case when the tractor engine is involved in braking process and a clutch coupling is switched-on.Sequence of the calculation formula has been completely carried out in the paper. They represent clear design and operational parameters of the active tractor train. Such approach has made it possible to realize them in the form of a software application which is convenient for analysis of the braking process pertaining to the investigated objects in order to select means for improvement of braking dynamics, rational parameters of multi-path wheel drive and tire completing of the active tractor train under design. The proposed information has a theoretical and practical value for specialists who are involved in development of new machine-tractor units for transport application in peat extraction, forestry, and agriculture.Π‘ΡΠ°ΡΡΡ ΠΏΠΎΡΠ²ΡΡΠ΅Π½Π° Π²Π°ΠΆΠ½ΠΎΠΉ ΠΏΡΠΎΠ±Π»Π΅ΠΌΠ΅ ΡΠ»ΡΡΡΠ΅Π½ΠΈΡ ΠΏΠΎΡΠ΅Π½ΡΠΈΠ°Π»Π° ΡΠΎΡΠΌΠΎΠ·Π½ΠΎΠΉ Π΄ΠΈΠ½Π°ΠΌΠΈΠΊΠΈ ΠΊΠ°ΠΊ ΡΠ°ΡΡΠΈ ΠΎΠ±ΡΠ΅ΠΉ Π΄ΠΈΠ½Π°ΠΌΠΈΠΊΠΈ ΡΡΠ°ΠΊΡΠΎΡΠ½ΡΡ
ΠΏΠΎΠ΅Π·Π΄ΠΎΠ² Π² ΡΠΎΡΡΠ°Π²Π΅ ΠΏΠΎΠ»Π½ΠΎΠΏΡΠΈΠ²ΠΎΠ΄Π½ΠΎΠ³ΠΎ ΡΡΠ°ΠΊΡΠΎΡΠ° ΠΈ Π²ΡΠΏΡΡΠ΅Π½Π½ΡΡ
ΠΏΡΠΎΠΌΡΡΠ»Π΅Π½Π½ΠΎΡΡΡΡ ΠΈΠ»ΠΈ ΡΠΎΠ·Π΄Π°Π²Π°Π΅ΠΌΡΡ
Ρ ΡΡΠ°ΡΡΠΈΠ΅ΠΌ Π°Π²ΡΠΎΡΠΎΠ² Π±ΠΎΠ»ΡΡΠ΅Π³ΡΡΠ·Π½ΡΡ
ΠΏΡΠΈΡΠ΅ΠΏΠΎΠ², ΠΈΠΌΠ΅ΡΡΠΈΡ
ΠΌΠ΅Ρ
Π°Π½ΠΈΡΠ΅ΡΠΊΠΈΠΉ ΠΏΡΠΈΠ²ΠΎΠ΄ Π½Π° ΠΊΠΎΠ»Π΅ΡΠ° ΠΏΡΠΈΡΠ΅ΠΏΠ° ΠΎΡ Π΄Π²ΠΈΠ³Π°ΡΠ΅Π»Ρ ΡΡΠ°ΠΊΡΠΎΡΠ°. ΠΠ½ΠΈ ΠΏΡΠ΅Π΄Π½Π°Π·Π½Π°ΡΠ΅Π½ΡΒ Π΄Π»Ρ ΠΏΠ΅ΡΠ΅Π²ΠΎΠ·ΠΊΠΈ ΡΠΎΡΡΠ°, ΠΎΡΠ³Π°Π½ΠΈΡΠ΅ΡΠΊΠΈΡ
ΡΠ΄ΠΎΠ±ΡΠ΅Π½ΠΈΠΉ, ΡΠ°Π·Π»ΠΈΡΠ½ΡΡ
Π³ΡΡΠ·ΠΎΠ² Π½Π° Π»Π΅ΡΠΎΡΠ°Π·ΡΠ°Π±ΠΎΡΠΊΠ°Ρ
ΠΈ Π² Π΄ΡΡΠ³ΠΈΡ
ΡΠ»ΠΎΠΆΠ½ΡΡ
ΠΏΠΎΡΠ²Π΅Π½Π½ΠΎ-ΠΊΠ»ΠΈΠΌΠ°ΡΠΈΡΠ΅ΡΠΊΠΈΡ
ΠΈ Π΄ΠΎΡΠΎΠΆΠ½ΡΡ
ΡΡΠ»ΠΎΠ²ΠΈΡΡ
, Π² ΠΊΠΎΡΠΎΡΡΡ
ΠΎΠΏΡΠ°Π²Π΄Π°Π½Π° Π°ΠΊΡΠΈΠ²ΠΈΠ·Π°ΡΠΈΡ ΠΊΠΎΠ»Π΅Ρ ΠΏΡΠΈΡΠ΅ΠΏΠΎΠ².Π Π°Π·ΡΠ°Π±ΠΎΡΠ°Π½ ΠΌΠ΅ΡΠΎΠ΄ΠΈΡΠ΅ΡΠΊΠΈΠΉ ΠΈΠ½ΡΡΡΡΠΌΠ΅Π½ΡΠ°ΡΠΈΠΉ Π΄Π»Ρ Π°Π½Π°Π»ΠΈΠ·Π° Π²Π»ΠΈΡΠ½ΠΈΡ Π±Π»ΠΎΠΊΠΈΡΠΎΠ²Π°Π½Π½ΠΎΠ³ΠΎ ΠΌΠ΅ΠΆΠΌΠΎΡΡΠΎΠ²ΠΎΠ³ΠΎ ΠΏΡΠΈΠ²ΠΎΠ΄Π° ΠΊΠΎΠ»Π΅Ρ Π°ΠΊΡΠΈΠ²Π½ΠΎΠ³ΠΎ ΡΡΠ°ΠΊΡΠΎΡΠ½ΠΎΠ³ΠΎ ΠΏΠΎΠ΅Π·Π΄Π° Π½Π° ΡΠ°ΡΠΏΡΠ΅Π΄Π΅Π»Π΅Π½ΠΈΠ΅ ΡΠΎΡΠΌΠΎΠ·Π½ΡΡ
ΡΠΈΠ» ΠΏΠΎ ΠΌΠΎΡΡΠ°ΠΌ Ρ ΡΡΠ΅ΡΠΎΠΌ ΡΠΏΠ΅ΡΠΈΡΠΈΠΊΠΈ Π±ΠΎΠ»ΡΡΠ΅Π³ΡΡΠ·Π½ΡΡ
ΠΏΡΠΈΡΠ΅ΠΏΠΎΠ²-ΡΠΎΡΡΠΎΠ²ΠΎΠ·ΠΎΠ². ΠΡΠΈ ΡΠ΅ΡΠ΅Π½ΠΈΠΈ Π·Π°Π΄Π°ΡΠΈ ΡΠ°Π·Π²ΠΈΡΡ ΠΏΠΎΠ»ΠΎΠΆΠ΅Π½ΠΈΡ ΡΠ΅ΠΎΡΠΈΠΈ ΠΊΠΎΠ»Π΅ΡΠ½ΡΡ
ΠΌΠ°ΡΠΈΠ½ ΠΏΡΠΈΠΌΠ΅Π½ΠΈΡΠ΅Π»ΡΠ½ΠΎ ΠΊ ΡΠΏΠ΅ΡΠΈΡΠΈΠΊΠ΅ ΡΠΎΡΠΌΠΎΠΆΠ΅Π½ΠΈΡ Π°ΠΊΡΠΈΠ²Π½ΠΎΠ³ΠΎ ΡΡΠ°ΠΊΡΠΎΡΠ½ΠΎΠ³ΠΎ ΠΏΠΎΠ΅Π·Π΄Π° Ρ ΠΌΠ΅Ρ
Π°Π½ΠΈΡΠ΅ΡΠΊΠΈΠΌ ΡΠ°Π·Π²Π΅ΡΠ²Π»Π΅Π½Π½ΡΠΌ ΠΏΡΠΈΠ²ΠΎΠ΄ΠΎΠΌ ΠΊΠΎΠ»Π΅Ρ ΠΌΠ½ΠΎΠ³ΠΎΠΌΠΎΡΡΠΎΠ²ΠΎΠ³ΠΎ Π΄Π²ΠΈΠΆΠΈΡΠ΅Π»Ρ. ΠΠΎΠ»ΡΡΠ΅Π½Ρ ΡΠ°ΡΡΠ΅ΡΠ½ΠΎ-ΡΠ΅ΠΎΡΠ΅ΡΠΈΡΠ΅ΡΠΊΠΈΠ΅ Π²ΡΡΠ°ΠΆΠ΅Π½ΠΈΡ Π΄Π»Ρ ΠΎΡΠ΅Π½ΠΊΠΈ ΡΠ°ΡΠΏΡΠ΅Π΄Π΅Π»Π΅Π½ΠΈΡ ΡΠ΄Π΅Π»ΡΠ½ΡΡ
ΡΠΎΡΠΌΠΎΠ·Π½ΡΡ
ΡΠΈΠ» ΠΏΠΎ ΠΌΠΎΡΡΠ°ΠΌ Π·Π²Π΅Π½ΡΠ΅Π² Π°ΠΊΡΠΈΠ²Π½ΠΎΠ³ΠΎ ΡΡΠ°ΠΊΡΠΎΡΠ½ΠΎΠ³ΠΎ ΠΏΠΎΠ΅Π·Π΄Π° ΠΏΡΠΈ Π²ΠΊΠ»ΡΡΠ΅Π½Π½ΠΎΠΌ Π±Π»ΠΎΠΊΠΈΡΠΎΠ²Π°Π½Π½ΠΎΠΌ ΠΌΠ΅ΠΆΠΌΠΎΡΡΠΎΠ²ΠΎΠΌ ΠΏΡΠΈΠ²ΠΎΠ΄Π΅ ΠΊΠΎΠ»Π΅Ρ ΡΡΠ°ΠΊΡΠΎΡΠ° ΠΈ ΠΏΡΠΈΡΠ΅ΠΏΠ°, Π° ΡΠ°ΠΊΠΆΠ΅ Π² ΡΠ»ΡΡΠ°Π΅ ΡΡΠ°ΡΡΠΈΡ Π² ΡΠΎΡΠΌΠΎΠ·Π½ΠΎΠΌ ΠΏΡΠΎΡΠ΅ΡΡΠ΅ Π΄Π²ΠΈΠ³Π°ΡΠ΅Π»Ρ ΡΡΠ°ΠΊΡΠΎΡΠ° ΠΏΡΠΈ Π²ΠΊΠ»ΡΡΠ΅Π½Π½ΠΎΠΉ ΠΌΡΡΡΠ΅ ΡΡΠ΅ΠΏΠ»Π΅Π½ΠΈΡ.Π ΠΏΠΎΠ»Π½ΠΎΠΉ ΠΌΠ΅ΡΠ΅ Π²ΡΠΏΠΎΠ»Π½Π΅Π½Π° ΠΏΠΎΡΠ»Π΅Π΄ΠΎΠ²Π°ΡΠ΅Π»ΡΠ½ΠΎΡΡΡ ΡΠ°ΡΡΠ΅ΡΠ½ΡΡ
Π²ΡΡΠ°ΠΆΠ΅Π½ΠΈΠΉ, Π²ΠΊΠ»ΡΡΠ°ΡΡΠΈΡ
Π² ΡΠ²Π½ΠΎΠΌ Π²ΠΈΠ΄Π΅ ΠΊΠΎΠ½ΡΡΡΡΠΊΡΠΈΠ²Π½ΡΠ΅ ΠΈ ΡΠΊΡΠΏΠ»ΡΠ°ΡΠ°ΡΠΈΠΎΠ½Π½ΡΠ΅ ΠΏΠ°ΡΠ°ΠΌΠ΅ΡΡΡ Π°ΠΊΡΠΈΠ²Π½ΠΎΠ³ΠΎ ΡΡΠ°ΠΊΡΠΎΡΠ½ΠΎΠ³ΠΎ ΠΏΠΎΠ΅Π·Π΄Π°. ΠΡΠΎ ΠΏΠΎΠ·Π²ΠΎΠ»ΠΈΠ»ΠΎ ΡΠ΅Π°Π»ΠΈΠ·ΠΎΠ²Π°ΡΡ ΠΈΡ
Π² Π²ΠΈΠ΄Π΅ ΠΏΡΠΎΠ³ΡΠ°ΠΌΠΌΠ½ΠΎΠ³ΠΎ ΠΏΡΠΈΠ»ΠΎΠΆΠ΅Π½ΠΈΡ, ΡΠ΄ΠΎΠ±Π½ΠΎΠ³ΠΎ Π΄Π»Ρ Π°Π½Π°Π»ΠΈΠ·Π° ΠΏΡΠΎΡΠ΅ΡΡΠ° ΡΠΎΡΠΌΠΎΠΆΠ΅Π½ΠΈΡ ΠΈΡΡΠ»Π΅Π΄ΡΠ΅ΠΌΡΡ
ΠΎΠ±ΡΠ΅ΠΊΡΠΎΠ² ΠΏΡΠΈ Π²ΡΠ±ΠΎΡΠ΅ ΡΡΠ΅Π΄ΡΡΠ² ΡΠ»ΡΡΡΠ΅Π½ΠΈΡ Π΄ΠΈΠ½Π°ΠΌΠΈΠΊΠΈ ΡΠΎΡΠΌΠΎΠΆΠ΅Π½ΠΈΡ, ΡΠ°ΡΠΈΠΎΠ½Π°Π»ΡΠ½ΡΡ
ΠΏΠ°ΡΠ°ΠΌΠ΅ΡΡΠΎΠ² ΡΠ°Π·Π²Π΅ΡΠ²Π»Π΅Π½Π½ΠΎΠ³ΠΎ ΠΏΡΠΈΠ²ΠΎΠ΄Π° ΠΊΠΎΠ»Π΅ΡΒ ΠΈ ΠΊΠΎΠΌΠΏΠ»Π΅ΠΊΡΠ°ΡΠΈΠΈ ΡΠΈΠ½Π°ΠΌΠΈ ΠΏΡΠΎΠ΅ΠΊΡΠΈΡΡΠ΅ΠΌΠΎΠ³ΠΎ Π°ΠΊΡΠΈΠ²Π½ΠΎΠ³ΠΎ ΡΡΠ°ΠΊΡΠΎΡΠ½ΠΎΠ³ΠΎ ΠΏΠΎΠ΅Π·Π΄Π°. ΠΠ·Π»ΠΎΠΆΠ΅Π½Π½ΡΠΉ ΠΌΠ°ΡΠ΅ΡΠΈΠ°Π»Β ΠΈΠΌΠ΅Π΅Ρ ΡΠ΅ΠΎΡΠ΅ΡΠΈΡΠ΅ΡΠΊΠΎΠ΅ Π·Π½Π°ΡΠ΅Π½ΠΈΠ΅ ΠΈ ΠΏΡΠ΅Π΄ΡΡΠ°Π²Π»ΡΠ΅Ρ ΠΏΡΠ°ΠΊΡΠΈΡΠ΅ΡΠΊΠΈΠΉ ΠΈΠ½ΡΠ΅ΡΠ΅Ρ Π΄Π»Ρ ΡΠ°Π·ΡΠ°Π±ΠΎΡΡΠΈΠΊΠΎΠ² Π½ΠΎΠ²ΡΡ
ΠΌΠ°ΡΠΈΠ½Π½ΠΎ-ΡΡΠ°ΠΊΡΠΎΡΠ½ΡΡ
Π°Π³ΡΠ΅Π³Π°ΡΠΎΠ² ΡΡΠ°Π½ΡΠΏΠΎΡΡΠ½ΠΎΠ³ΠΎ Π½Π°Π·Π½Π°ΡΠ΅Π½ΠΈΡ Π΄Π»Ρ ΡΠΎΡΡΠΎΡΠ°Π·ΡΠ°Π±ΠΎΡΠΎΠΊ, Π»Π΅ΡΠ½ΠΎΠ³ΠΎ ΠΈ ΡΠ΅Π»ΡΡΠΊΠΎΠ³ΠΎ Ρ
ΠΎΠ·ΡΠΉΡΡΠ²Π°