# Presentation: 144671

## Diesel/Electric Multiple Unit 

**A Modern Light Rail Vehicle**
**CAMDEN – TRENTON**
**RIVER LINE**

**Notes:**
S.Canjea							May/2004

## Concept

**Developed by a Stadler & Bombardier consortium**
**Manufactured and partially tested in Switzerland & Germany**
**70% low floor, double articulated LRV, with 3 carbody sections, and 3 trucks, **
**End sections for passengers and center section for propulsion & auxiliary. **
**Two  cabs, 4 large doors two per each end section.**

## Concept (con’t)

**Designed based on similar GTW/2/6 vehicles (Articulated power car with 2 driven axles out of 6) built for European commuter/main lines . **
**Adapted for specific New Jersey requirements:**
**Crashworthiness  (No damages for head-on collision at 15mph)**
**Smaller track curve radius  (140 ft. Camden street operation)**
**Higher comfort level (Reduced noise and vibration, efficient HVAC)****         **

## Technical Data

**Overall Length ****	****	****	****	****102.5 feet**
**Empty Weight****	****	****	****	****54 tons**
**Speed (Max. on RL)****	****            ****	****60 mph **
**Capacity AW2 (Seats+ Standees)  ****	**** 92+104=196**
**Capacity AW3 (Seats +Standees)   ****	****92+ 156=248**
**Op. Range (one fuel tank)****	****	****530 miles**
**Mileage at AW3****	****	****	****	****2miles/gallon**

## Propulsion

_**Diesel Engine: **_
**	****4 stroke, direct injection, liquid cooled,turbo charging, electronic system (ECS) for fuel quantity, start of injection and rpm control. Direct coupled with AC Generator**
**Power for propulsion:  625 HP (460 kW)**
**Max. output power at 2100 rpm:  750 HP (550 kW)**
_**Traction Generator Unit:**_
**AC Synchronous generator, direct coupled with the diesel engine**
**Rectifier Protection Fuses**
**Power Path Rectifier**

## Propulsion (con’t)

_**Intermediate Link**_
**Traction converter unit with  IGBTs, provides 3 phase AC current to 2 motors**
** ****Braking resistors **
**Auxiliary power supply**
_**Drive Units**_
**Two traction motors- self ventilated, encapsulated, weather proof, 6 poles, 3 phase asynchronous, squirrel cage winding. Directly coupled with the gear.**
**Transmission with parallel gears, ratio 6.667:1.**

## Braking

_**Electro-dynamic **_** used as the primary service brake (rate: 3 mphps)**
**Dissipation of the braking energy via braking resistors **
**Dissipation /reuse via the auxiliary converter**
_**Direct Electro-Pneumatic**_** **
**Friction brake used as complementary and at low speed for service brake.**
**Two disks per axle on trailer/end trucks, one disc per axle on power truck**
_**Track Brakes**_
**6 units , 2 per truck**

## Braking (con’t)

_**Spring Applied Parking Brake**_
**4 per car, holding a AW3 car on 6% grade**
_**Slide Control & Sanding to improve adhesion **_
**Active for all braking modes except the cab’s EB push button**
_**Emergency  Brake Rate **_
**3 seconds build-up time for SBD calculations.  Less than one second actual. **
**4.5 mphps**

## Passenger Comfort

**HVAC- designed/built by HFG-Faiveley**
**Engine warm water used for heating**
**Refrigerant R134a**
**Two independent & automatic units for cabs, roof mounted  Cooling capacity: 3.9 kW**
**Two independent screw-compressor units for passenger area, roof mounted, Cooling capacity: 2x15.5 kW.**
**“****C” Section: Boiler and oil burner provide additional heat.**
**Digital controller FPC4R/C**

## Passenger Comfort (con’t)

**RIDE QUALITY**
**Noise: Low level inside and outside. **
**Vertical & lateral acceleration levels for 4/2.5  hours comfort level**

## Engine Emissions

**Test compliant with :**
**Subparts D and E of 40 CFR 89**
**Subpart I of 40  CFR 86**
**Utilizing the fuel (Type 2-D)and equipment as required**
**Test Result                  **
**           ****Max. Allowed****	****Result****	**
**Nitrous Oxides****	****6.9****	****	****6.030**
**Carbon Monoxide****	****3.7****	****	****0.980**
**Hydrocarbons****	****1.0****	****	****0.310**
**Particulate Matter****	****0.4****	****	****0.118****	****	**

## Investigating a Cleaner DieselWays of Reducing Emissions

**Envirosafe- A Pyroban Group Co.**
**Diesel (2 way) Catalyst: Cost effective solution to eliminate CO and HC and reducing particulate matter**
**Diesel Filter (Eminox): Eliminates P10 particles**
**Continuous Regeneration Trap- CRT: Extraction of soot particles; reduction of CO and HC. **
** ****Siemens VDO Automotive PCR **
**Piezo-Common Rail-Improved Injection System**
**Siemens SINOx-Diesel-Katalisatoren: A filter system**

## Dual Modes for Tunnel Operation

**River Line DMU LRV  with Pantograph**
**GTW 2/6 specific design for Switzerland tunnels **
**Significant Advantages by using the same basic design**
**Worth exploring the feasibility with Bombardier**
**Siemens/EMD Project for LIRR Locomotive**
** ****DM 30 AC for LIRR- Diesel electric at ground level, all electric -third rail- in tunnels.**
**Alternative operation diesel/third rail offers passengers the “one-seat ride” from anywhere to Manhattan**

## The DMUs Market

**Siemens 628.9/629 DMU for German Rail & for US FRA Rules**
**Same as Class 628.4**
**Units of 2 (motor car +motor car) **
**Siemens DESIRO - a classic low cost DMU Hydraulic**
**Units of 2 (motor car +motor car) **
**Mass produced components **

## The DMUs Market (con’t)

**Bombardier ITINO DMU**
**Units of 2 (motor car +motor car) **
**Bombardier Talbot Talent a DMU Electric**
**Siemens Regio Sprinter**
**Tested in Calgary with good results**

## A Comparison DMUs - LRVs

## A Comparison DMUs – LRVs (2)

**Summary of Main Characteristics**
**	****	****	****	****	****	**

|  | COLORADO | RIVER LINE | HBLRT |
| --- | --- | --- | --- |
| Emergency Braking (mphs) | 2 | 4.5 | 4.6 - 6 |
| Min. Track Curve (feet) | 250 | 140 | 60 |
| AWO Weight (lbs.) | 175k | 119k | 96k |
| Crashworthiness (mphs) | No | 15 | 12.5 |
| Parking Brake | Manual | Fail Safe | SAPB |
| Floor Height to TOR (inch) | 51 | 23 | 13 3/4 |

## A Preliminary Evaluation of the NJ GTW2/6 Operation

_**The NJ GTW2/6 is the right choice for the River Line Operations**_**. **
**This overall preliminary assessment is based on:**
**1.****	****Good results of the critical tests performed abroad and on site**
**Dynamic Type Tests **
**UIC 518: Safety, Stability and Running Behavior **
**ISO 2631: Ride Comfort**
**2.****	****Three months of revenue service simulation with the fleet of 20 cars**
**Over 10,000 miles per car on the River line track.**

## A Preliminary Evaluation of the NJ GTW2/6 Operation (con’t)

**3****.****	****One month of revenue service **
**Over 300,000 miles operated to date with 20 cars**
**4.   Shop Vehicle Maintenance Information System - **
**MAXIMO- in place to manage the assets and the SOPs.**
**5.****	****Engineering issues are being consistently and professionally addressed ****	****	**

## Dynamic Type Tests

**Test site: Camden Water Front to Trenton**
**Test runs conditions as per UIC 518 (most demanding cases)**
**Civil speed + 10%   (Max. 60 + 6 = 66 mph)**
** ****Maximum load of 40,000 lb**
**Secondary (air bag) suspension deflated**
**Uncompensated lateral acceleration of  1.1 m/s****2  ****(2.5 mphps)**
**Both directions of travel**

## Dynamic Type Tests (con’t)

**Ride Comfort as per ISO 2631 **
**Measuring RMS Acceleration values in three coordinates  **
**X: 2.5 hours ; Y:2.5 hours; Z: 4 hours.**
**All test results within the acceptable limits.**