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Project First Group Chester

 

Customer First Group  
City Chester / UK
Supplier Kärcher

Planning

Commissioning

Hand over

9/2003

10/2003

10/2003

 

 

 
 

 

Projectdescription:

 

The plant is used to wash trains with body and underframewash of trains .

The wash will executed with alcaline detergent.

The washtime is appr. 20 min for one train with front and rearwash. No operator is necessary. The traindriver starts the washprogramm

 

The project First Group Chester includes

bulletDevelopment of controllersoftware bodywashplant
bulletDevelopment of controllersoftware underframewashplant
bulletPC-based data recording
bulletCommissioning in Chester / UK

 

 

Controlling:

 

 

To control the plant a Simatic S7 400 is used with a CPU 414-3 DP . The Sensor/Actors are controlled viaInterbus - S

A remote touch panel is used to communicate via fiber-optic and PROFIBUS-DP protocol to the CPU.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

PC based data recorder:

 

Each washprocedure will recorded with

bulletDate
bulletTime
bulletWashprogram
bulletWashtime

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Bodywash:

 

 

The Bodywash is done with Front- rear- and sidewash. The train get the sidewash by moving train.

A dryer at the plant exit dries the train

A speed-measurement signals the train driver that he is to fast or to slow.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Underframewash:

 

 

The Underframewash is used to clean the trains underframe before maintenance work . The train will positioned over 2 trolleys, which move from one end to the other and wash the train with high-pressure

Critical sections like Transformers, Inverters will automatically not washed.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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