WP12 Euro IV

 

Descrição do Motor

Série WP 12L Euro IV motor diesel foi desenvolvido conjuntamente pela Weichai juntamente com AVL e BOSCH. Depois de integrar plenamente com a atual tecnologia de ponta da economia de energia e proteção ambiental motor de combustão interna, tem as vantagens de uma boa dinâmica, alta confiabilidade, excelente economia, baixo ruído, etc Poder varia 247-338 kW (336-460PS), o que torna a ser uma potência ideal para caminhões pesados​​. Ele pode satisfazer Euro IV, os níveis ainda mais altos de requisitos de emissão e tem TUV, certificados GOST.

 

  • Seis cilindros em linha, quatro válvulas, turbo e intercooler;
  • Rear-set caixa de engrenagens, cabeçotes individuais, bloco de cilindros do tipo de quadro;
  • Sistema de combustível adota a tecnologia common rail de alta pressão-eletrônica controlada;
  • Pós-tratamento sistema utiliza a tecnologia SCR;
  • O sistema de freio de exaustão adota WEVB.

Lista de modelos

Item Unit WP12.336E40 WP12.375E40 WP12.400E40 WP12.430E40 WP12.460E40
Displacement L 11.596 11.596 11.596 11.596 11.596
Bore×Stroke mm×mm 126×155 126×155 126×155 126×155 126×155
Rated Power kW(PS) 247(336) 275(375) 294(400) 316(430) 338(460)
Rated Speed r/min 1900 1900 1900 1900 1900
Max. Torque N·m 1615 1800 1920 2060 2110
Max. Torque Speed r/min 1000-1400 1000-1400 1000-1400 1000-1400 1000-1400

 

Engine Model WP12.336E40 WP12.375E40 WP12.400E40 WP12.430E40 WP12.460E40
Emission Level Euro IV Euro IV Euro IV Euro IV Euro IV
Fuel Type Diesel oil Diesel oil Diesel oil Diesel oil Diesel oil
Ignition Method Compression ignition Compression ignition Compression ignition Compression ignition Compression ignition
Fuel Feeding Mode High pressure common rail High pressure common rail High pressure common rail High pressure common rail High pressure common rail
Aspiration Method Turbocharged and intercooled Turbocharged and intercooled Turbocharged and intercooled Turbocharged and intercooled Turbocharged and intercooled
Cooling Method Water cooled Water cooled Water cooled Water cooled Water cooled
Combustion Chamber Structure(only for compression ignition engine) Direct injection Direct injection Direct injection Direct injection Direct injection
Cylinder Arrangement In-line In-line In-line In-line In-line
Number of Cylinders 6 6 6 6 6
Firing Order 1-5-3-6-2-4 1-5-3-6-2-4 1-5-3-6-2-4 1-5-3-6-2-4 1-5-3-6-2-4
Number of Intake Valves 2 2 2 2 2
Number of Exhaust Valves 2 2 2 2 2
Displacement(L) 11.596 11.596 11.596 11.596 11.596
Compression Ratio 17 : 1 17 : 1 17 : 1 17 : 1 17 : 1
Bore(mm) 126 126 126 126 126
Stroke(mm) 155 155 155 155 155
Rated Power(kW) 247 275 294 316 338
Rated Speed(rpm) 1900 1900 1900 1900 1900
Fuel Delivery per Stroke at Rated Speed(cu.mm.) 178 196 201 212 218
Idling Speed(rpm) 600±50 600±50 600±50 600±50 600±50
Max Torque(N.m) 1615 1800 1920 2060 2110
Speed at Max Torque(rpm) 1000-1400 1000-1400 1000-1400 1000-1400 1000-1400
Min Fuel Consumption(g/ kW.h) ≤198 ≤198