1. Date of download: 11/4/2017
Copyright © ASME. All rights reserved.
From: Investigation of the Influence of Injection Rate Shaping on the Spray Characteristics in a Diesel Common Rail System Equipped with a Piston Amplifier
J. Fluids Eng. 2005;127(6): doi: /
Figure Legend:
Common rail injection system with piston amplifier

2. Date of download: 11/4/2017
Copyright © ASME. All rights reserved.
From: Investigation of the Influence of Injection Rate Shaping on the Spray Characteristics in a Diesel Common Rail System Equipped with a Piston Amplifier
J. Fluids Eng. 2005;127(6): doi: /
Figure Legend:
“Square,” “ramp,” and “boot” type ideal injection rates

3. Date of download: 11/4/2017
Copyright © ASME. All rights reserved.
From: Investigation of the Influence of Injection Rate Shaping on the Spray Characteristics in a Diesel Common Rail System Equipped with a Piston Amplifier
J. Fluids Eng. 2005;127(6): doi: /
Figure Legend:
Pressure evolution at the injector and piston energizing signal

4. Date of download: 11/4/2017
Copyright © ASME. All rights reserved.
From: Investigation of the Influence of Injection Rate Shaping on the Spray Characteristics in a Diesel Common Rail System Equipped with a Piston Amplifier
J. Fluids Eng. 2005;127(6): doi: /
Figure Legend:
Actual injection rate shapes

5. Date of download: 11/4/2017
Copyright © ASME. All rights reserved.
From: Investigation of the Influence of Injection Rate Shaping on the Spray Characteristics in a Diesel Common Rail System Equipped with a Piston Amplifier
J. Fluids Eng. 2005;127(6): doi: /
Figure Legend:
The rig’s testing section; there can also be noticed the laser beams for PDPA measurement, the device collecting the second spray, and a dimension for scaling

6. Date of download: 11/4/2017
Copyright © ASME. All rights reserved.
From: Investigation of the Influence of Injection Rate Shaping on the Spray Characteristics in a Diesel Common Rail System Equipped with a Piston Amplifier
J. Fluids Eng. 2005;127(6): doi: /
Figure Legend:
PDPA measurement positions

7. Date of download: 11/4/2017
Copyright © ASME. All rights reserved.
From: Investigation of the Influence of Injection Rate Shaping on the Spray Characteristics in a Diesel Common Rail System Equipped with a Piston Amplifier
J. Fluids Eng. 2005;127(6): doi: /
Figure Legend:
Shadography image example for “square,” “ramp,” and “boot” (in this order, starting from above), corresponding to 1ms after start of injection, and the test conditions from Fig.

8. Date of download: 11/4/2017
Copyright © ASME. All rights reserved.
From: Investigation of the Influence of Injection Rate Shaping on the Spray Characteristics in a Diesel Common Rail System Equipped with a Piston Amplifier
J. Fluids Eng. 2005;127(6): doi: /
Figure Legend:
Injection rate, spray cone angle, and tip penetration comparison: Prail=35.5MPa, Pinj=100MPa, ET=1.6ms

9. Date of download: 11/4/2017
Copyright © ASME. All rights reserved.
From: Investigation of the Influence of Injection Rate Shaping on the Spray Characteristics in a Diesel Common Rail System Equipped with a Piston Amplifier
J. Fluids Eng. 2005;127(6): doi: /
Figure Legend:
Effect of different rate shapes and energizing times; Prail=35.5MPa, Pinj=100MPa

10. Date of download: 11/4/2017
Copyright © ASME. All rights reserved.
From: Investigation of the Influence of Injection Rate Shaping on the Spray Characteristics in a Diesel Common Rail System Equipped with a Piston Amplifier
J. Fluids Eng. 2005;127(6): doi: /
Figure Legend:
Effect of different injection pressures, boot mode

11. Date of download: 11/4/2017
Copyright © ASME. All rights reserved.
From: Investigation of the Influence of Injection Rate Shaping on the Spray Characteristics in a Diesel Common Rail System Equipped with a Piston Amplifier
J. Fluids Eng. 2005;127(6): doi: /
Figure Legend:
On-axis PDPA results, 20 and 50mm from injector orifice

12. Date of download: 11/4/2017
Copyright © ASME. All rights reserved.
From: Investigation of the Influence of Injection Rate Shaping on the Spray Characteristics in a Diesel Common Rail System Equipped with a Piston Amplifier
J. Fluids Eng. 2005;127(6): doi: /
Figure Legend:
Off-axis PDPA results, 20mm from injector orifice, 1.5 and 3mm radial distance

13. Date of download: 11/4/2017
Copyright © ASME. All rights reserved.
From: Investigation of the Influence of Injection Rate Shaping on the Spray Characteristics in a Diesel Common Rail System Equipped with a Piston Amplifier
J. Fluids Eng. 2005;127(6): doi: /
Figure Legend:
Effect of injection pressure on droplet size