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International Conference on Compressors and their Systems

5
-
6 September 2011

City University London, UK


Sunday

4 September 2011



18:00
-
20:00

Evening

drinks reception and early registration at the Students’ Union, Northampton Square site of City University London.


Monday 5 September 2011: Day 1


08:45 Registration


09:
2
0 Opening A
ddress: Professor Paul Curran, Vice
-
Chancellor, City

University London


09:2
5 Chairman’s Welcome: Professor Ian K Smith, City University London


09:
3
0 Session 1



Introductory Session

Chaired by Ian Smith


Keynote Address
:


Competitive advantage through innovation

Jim Fairbairn OBE FIMechE

CEng, Managing Director, Howden Compressors Division


Use of finite element and computational fluid dynamics analyses in the development of Positive displacement compressor simula
tions

J Sauls, Trane, USA


Successful trials of turbo
-
boosting of positive
displacement compressors

A Alford, P Nichol, Corac Group Plc, UK



11:1
0 Coffee break


11:4
0 Session 2


Stream 1


Turbo Compressors

Chaired by Keith Pullen


Design rationalisation for centrifugal
turboblowers in the water
industry

N

Ahrens, Howden Process Compressors, Scotland


New multistage axial compressor and chiller development for water as
refrigerant

H Madsbøll, Danish Technological Institute, Denmark


Investigation of the gas flow in the va
neless diffusers of the centrifugal
compressors

M Kalinkevych, O Shcherbakov, O Gusak, V Ihnatenko, Sumy State
University, Ukraine





Stream 2


Heat Pump

& Refrigeration

Chaired by Guy Hundy


Development of R744 two stage compressor for commercial heat
pump water heater

H Sato, Y Kimata, H Mizuno, H Kobayashi, Mitsubishi Heavy Industries Ltd,
Japan


Theoretical and experimental analysis of the superheating in heat
pump compressors

R Kremer, J N Fonseca, T Dutra, Embraco (Empresa Brasileira de
Compressore
s), Brazil


Numerical prediction of turbulent flow and heat transfer in the suction
muffler of a small reciprocating compressor

A Morriesen, T Dutra, E L L Pereira, C J Deschamps,Federal University of
Santa Catarina, Brazil


12:55

Lunch break


13:50

Session 3


Stream 1


Reciprocating Compressors (Valves)

Chaired by Erich Machu


Industrial reed valve development using a virtual prototyping approach

W Lang, M Heimel, R A
Almbauer, E Berger, Graz University of Technology,
Austria


Accounting for backflow condition on effective force and flow areas of
reed type valves

R Link, Embraco, Brazil; C J Deschamps, Federal University of Santa
Catarina, Brazil


Influence of suction v
alve parameter on volumetric efficiency and
power loss
-

valve design chart

D Leray, Tecumseh Europe, France


Simulation of the flow through automatic valves of hermetic
compressors by the immersed boundary method approach

TT Rodrigues, Whirlpool S.A.
Embraco Compressors, Brazil; J L Gasche,
State University of
São Paulo, Brazil


Stream 2


Refrigeration

Chaired by Amin Haghjoo


Theoretical studies of a fixed vane rotary compressor

K T Ooi, Nanyang

Technological University, Singapore; C P Ooi, National
University of Singapore, Singapore


Compressors performances with natural and low GWP refrigerants

H Arnemann, B Bella, N Kaemmer, Emerson Climate Technologies GmbH,
Germany


Methodology of
performance calculation of condensing unit thanks to
the compressor

S Colmek, Tecumseh Europe, France


Thermodynamic assessment of an innovative suction muffler for
hermetic reciprocating compressors

E Berger, M Heimel, W Lang, R A Almbauer, Graz
University of Technology,
Austri
a


15:30

Tea

break




16
:00

Session 4


Stream 1


Reciprocating & Variable Speed Compressors

Chaired by Kim Tiow Ooi


Theoretical and experimental study on stepless capacity control
system of reciprocating compressor

B
Tang,
L S
Li,

Y Y

Zhao,
L
Wang, Hefei General Machinery Institute,
China;
C L
Xie, China Nuclear Power Operation Technology Corporation,
China


Energy
saving in drives using ZCT ZVT DC
-
DC converters, PWM
inverters in variable speed compressor applications

S Jahdi, M Fry, L L Lai, City University London, UK


Modal and vibration analysis of reciprocating compressor crankshaft
system

B

Y Yu, Q

K Feng, X

L Y
u, Xi’an Jiao tong University, P R China


The design, manufacture and system integration of the control system
for the Bu Attifel low pressure gas transmission compressors

W J Milligan, Howden Process Compressors; D K Harrison, B M Wood,
Glasgow Caledonian

University
, UK




Stream 2


Refrigeration

Chaired by Jack Sauls


Experimental performance of carbon dioxide compressor with parallel
compression

B Bella, N Kaemmer, Emerson Climate Technologies GmbH, Germany


Enhancement of heat transfer rate in
fractional horse power
condensing unit

S Davuluri, V Tiruveedhula, N Munnangi
, Tecumseh Products India PVT
Ltd, India


The influence of refrigerant charge on the starting process of a small
reciprocating compressor system

M Verardi
, R Link, EMBRACO, Research & Development Group, Brazil; C J
Deschamps, Federal University of Santa Catarina, Brazil


An experimental study of performances of bottle cooler using carbon
dioxide as refrigerant

C S Kuo, W D Hsieh, H W Lin, Y T Shien, Y J Tan
g, Industrial Technology
Research Institute, Taiwan



17:40

Close of day 1


19:00

Conference Dinner


The dinner will take place in the library of the Institution of Mechanical Engineers, One Birdcage Walk, London. The grand
oak
-
clad Elizabethan style library
houses over 400 years of engineering publications and features stunning views over St. James' Park
. Return transportation will be provided from City
University London.




Tuesday 6 September 2011
: Day 2


09:
30

Session
5

-

Manufacturing

Chaired by Nikola Stosic


Use of a unique tool for manufacturing screw compressor rotors of the various configuration, centre distance and helix angle

J Nietcho, D

Buckney, Howden Compressors Ltd; Nikola Stosic, Ahmed Kovacevic, City Univ
ersity London, UK


Method for the correction of localised lead errors during screw rotor manufacture using CNC grinding machines

D W Davey, P Keay, G Yates, Precision Components Ltd, United Kingdom


Developments in the productive grinding of screw rotors
and other helical parts in response to user feedback

C S Holmes, PTG Advanced Developments, Holroyd, UK



11:10

Coffee break


11:4
0 Session 6


Stream 1


Screw

Compressors

Chaired by Graeme Cook


Evaluation of various turbulence models in predicting screw
compressor flow processes by CFD

M Kethidi, A Kovacevic, N Stosic, I K Smith, Centre for Positive
Displacement Compressor Technology, City University London, United
Kingdom


Experimental and theor
etical investigation of screw machines as
vacuum blowers

A Nikolov, K Nadler, A Brümmer, Technishe Universitat Dortmund, Germany


Numerical optimization of an injection volumetric expander for use in
waste heat recovery organic Rankine cycle

S Declaye, S
Quoilin, V

Lemort, University of Liège, Belgium




Stream 2


Scroll & Turbo Compressors

Chaired by Cesar DeChamps


Development of high efficiency scroll compressor

M Chikano, Y Yanagase, Hitachi Research Laboratory, Hitachi Ltd, Japan;
M Matsunaga, K Tojo
, Shimizu Air Conditioning Works, Hitachi Appliances
Inc, Japan


Scroll compressors and intermediate valve ports

P Ginies, C Ancel, D Gross, Danfoss Commercial Compressors, France


Study of IGV and rotor interactions in a cooling axial fan

A Ghenaiet, S Kh
alfallah, Applied Mechanics EMP, Algeria






12:5
5 Lunch break








13:50

Session 7


Stream 1


Screw

Compressors

Chaired by Andreas Brummer


Fluid dynamic and
thermodynamic modelling of multiphase screw
pumps, operating on the threshold of an exclusive gas compression

K Räbiger, Leistritz Pumpen GmbH, Germany


Consideration of clearances in the design of screw compressor rotors

D Buckney, Howden Compressors Ltd.
, UK; A Kovacevic, N Stosic, City
University London, UK


Performance prediction methods for screw compressors

M A Heiyanthuduwage, S Mounoury, Howden Compressors Limited, United
Kingdom; A Kovacevic, City University London, United Kingdom


Rotor
enhancement for improved screw compressor performance

E Mujić, K Hossner, K Feller, BITZER Kühlmaschinenbau GmbH, Germany




Stream 2


Turbo Compressors

Chaired by Joost Brasz


The design of vaned

diffusers of centrifugal compressors based on the
given velocity distribution

M Kalinkevych, A Skoryk, Sumy State University, Ukraine; O Obukhov, A
Smirnov, JSC Sumy Frunze NPO, Ukraine


OMNI turbo
-

a high efficiency, nested two
-
stage impeller

A Alford,
Corac Group Plc, UK


Optimisation of the high vacuum side channel pump

A Shirinov, S Oberbeck, Pfeiffer Vacuum GmbH, Germany


The TurboClaw® compressor for engine downsizing by twin
-
charging

K R Pullen, City University London, UK; S Etemad, W E Thornton, D
ynamic
Boosting Systems Limited, UK; J Villegas, AVL Powertrain, UK



15:30

Tea break


16:00

Session 8


Stream 1


Screw

Compressors

Chaired by Ahmed Kovacevic


Reduction

of pressure loss in suction flow passage of oil flooded
screw compressors

K Chiba, T Nozaki, Hitachi Research Laboratory, Japan; Y Kamiya, H
Tanaka, Hitachi Industrial Equipment Systems Co. Ltd., Japan


A new approach to three
-
dimensional intermesh
clearance calculation

D Richter, H Müller, K. Nadler, A Brümmer, Technishe Universitat
Dortmund, Germany


Finding condition for effective super charge on oil
-
free screw
compressor

H

Kameya, Ishinomaki
-
senshu University, Japan

; M Ishikawa, Hitachi Ltd,
Jap
an; T Saito, Hitachi Plant Technologies Ltd, Japan


Stream 2


Rotary Compressors

Chaired by Melanie Rigby


Design limitations and flexibilities of the revolving vane compressor

A Subiantoro, K T Ooi, Nanyang Technological University, Singapore


The Blade
Compressor™: geometry, performance and applications

C Hudson, Lontra Ltd, UK










17:15 Closing Remarks:
Professor Ian K Smith, City University London


17:30 Close of Conference



Organising
Committee


Chairman, Ian Smith, City University London

Amelia Brunt, Institution of Mechanical Engineers

Graeme Cook, Howden Compressors

Chris Holmes, Holroyd

Guy Hundy, Aleph Zero

Ahmed Kovacevic, City University London

Rowan Lord, City University London

Ivor Rhodes, ACE Cranfield

Melanie Rigby, Gardner Denver/CompAir

Geof Soar, Consultant

Nikola Stosic, City University London

International Organising Committee:


Ian Bennett, Shell Global Solutions, UK

Cesar De
sc
hamps,
Federal
University of Santa
Catarina, Brazil

Mitsuhiro Fukuta, Shizuoka University, Japan

Yuri Galerkin, St Petersburg University, Russia

Amin Haghjoo, Ingersoll Rand, Germany

Liansheng Li, Xi’an Jiaotong University, China

Erich Machu, Consultant, Austria

Kim Tiow Ooi, Nanyang Techno
logy University, Singapore

Jack Sauls, Ingersoll Rand/Trane USA



Supporting organisations