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gas phase detection patent granted
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l o a d i n g a n d very low leakage in o p e r a t i o n . Cam profiles are grap h i t e c o a t e d for i m p r o v e d durability, a n d r e d u c e d s t a r t - u p a n d b r e a k - i n w e a r resistance. T67 c a r t r i d g e s ' a r e b i - r o t a tional, a n d t h e i r d r o p - i n design Imo I n d u s t r i e s h a s received a p a t e n t a w a r d for a system t h a t Denison Hydraulics h a s intro- facilitates b o t h p u m p converwill d e t e c t i n t e r s t a g e p h a s e d u c e d t h e first of a new series of sion a n d m a i n t e n a n c e . Chanc h a n g e from liquid to gas w i t h i n h i g h - p e r f o r m a n c e v a n e - t y p e ging p u m p r o t a t i o n r e q u i r e s a a m u l t i s t a g e p u m p i n g machine. p u m p s , a i m e d a t c u t t i n g - e d g e s i m p l e c h a n g e of c a m ring posiT h e m e t h o d w a s d e v e l o p e d a p p l i c a t i o n s r e q u i r i n g a combi- tion. D e n i s o n h a s b e e n b e t a while trying to p r o v i d e a u t o - n a t i o n of high p r e s s u r e , high t e s t i n g T67 p r o t o t y p e s s i n c e m a t i c p u m p s h u t d o w n or b o o s t efficiency, a n d low noise. 1993, a n d m o r e t h a n 600 u n i t s p u m p s t a r t u p in t h e event t h a t have been p u t in service. As a D e s i g n a t e d t h e T67, t h e new a rise in gas c o n t e n t o c c u r r e d p u m p c o m b i n e s t h e s t a n d a r d result, t h e c o m p a n y says t h e while p u m p i n g c r u d e oil in t h e h o u s i n g of t h e c o m p a n y ' s T6 final p r o d u c t i o n d e s i g n is a field before it was c o m p l e t e l y series p u m p s , m o d i f i e d to ac- well-proven a n d reliable p u m p , degassed. c o m m o d a t e t h e c a r t r i d g e u s e d even t h o u g h t e c h n i c a l l y it is a in t h e h i g h - p e r f o r m a n c e T7B new p r o d u c t . series, to c r e a t e a new class of Contact: Denison Hydraulics UK vane-type p u m p for d e m a n d i n g Ltd, Kenmore Road, Wakefield 41 applications. Industrial Park, Wakefield, West Available in d o u b l e a n d tri- Yorkshire WF20XE, UK. Tel: +44 p l e - p u m p c o m b i n a t i o n s , t h e 1924 826021; Fax: + 4 4 1924 T67 is s u i t a b l e for h i g h - l o w 826146. circuits, r e q u i r i n g b o t h highp r e s s u r e a n d high-volume flows I Heated double d u r i n g t h e o p e r a t i n g cycle. Maxhelical pump i m u m o u t p u t s for T67 series runs quieter p u m p s a r e 300 bar, a n d 537 1/ rain p e r section. As a r e s u l t of Denison's a d v a n c e d v a n e technology, t h e u n i t s a r e c a p a b l e of D e v e l o p m e n t s in its e s t a b l i s h e d Imo's system can detect liquid to gas phase e x c e p t i o n a l l y fast p r e s s u r e cy- r a n g e of helical rotor, h e a t e d change. cles, w i t h no d i s r u p t i o n in flow p u m p s by A l b a n y Engineering, UK, h a s p r o d u c e d a n e w genrepeatability. The c a r t r i d g e u s e d in t h e T67 e r a t i o n of quiet, s m o o t h runThe d e t e c t o r will also p r o v i d e is a h y d r o s t a t i c a l l y b a l a n c e d ning, l e a k free units. The HD a d v a n c e d w a r n i n g of i n c i p i e n t design, using d o u b l e - l i p v a n e s a n d lower c a p a c i t y AP r a n g e s p u m p c a v i t a t i o n well before t h e for high v o l u m e t r i c efficiency a r e d e s i g n e d to h a n d l e solidifyn o r m a l s y m p t o m s such as a n a n d o u t s t a n d i n g c o n t a m i n a t i o n ing fluids such as wax, resin a n d i n c r e a s e in noise or v i b r a t i o n r e s i s t a n c e . I t s i n h e r e n t low- b i t u m e n . occur. The system is s i m p l e a n d Design of t h e p u m p s is m o d n o i s e c h a r a c t e r i s t i c s a r e enb e l i e v e d to be a p p l i c a b l e to h a n c e d by o p t i m i s a t i o n of vane u l a r for fast a s s e m b l y to specific n e a r l y a n y type of p u m p t h a t p r o d u c e s its p r e s s u r e rise in s t a g e s such as screw p u m p s , g e a r p u m p s a n d others: Field t e s t i n g was c o n d u c t e d w i t h an I m o P u m p c u s t o m e r for over one y e a r on a critical I m o t h r e e screw p i p e l i n e p u m p ope r a t i n g a t 100 psi, 1150 rpm, 900 gpm. The d e t e c t o r p r o v e d s u c c e s s f u l on t h i s 1000 h p p u m p i n s t a l l a t i o n a l t h o u g h inc i p i e n t c a v i t a t i o n n e e d e d to b e forced by m a n u a l inlet t h r o t tling. I m o will c o n s i d e r licensing t h i s t e c h n o l o g y to i n t e r e s t e d non-competing companies.
Liquid/gas phase detection patent granted
Contact: Imo Industries, PO Box 5020, Monroe, NC 28111-5020, USA. Tel: +1 704 289 6511; Fax: + 1 704 289 8354. I
I
Vane-type pumps designed for quiet high performance
Denison Hydraulics' T67 vane-type pumps are aimed at high pressure, high efficiency, low noise applications.
EQ
l o a d i n g a n d very low leakage in o p e r a t i o n . Cam profiles are grap h i t e c o a t e d for i m p r o v e d durability, a n d r e d u c e d s t a r t - u p a n d b r e a k - i n w e a r resistance. T67 c a r t r i d g e s ' a r e b i - r o t a tional, a n d t h e i r d r o p - i n design Imo I n d u s t r i e s h a s received a p a t e n t a w a r d for a system t h a t Denison Hydraulics h a s intro- facilitates b o t h p u m p converwill d e t e c t i n t e r s t a g e p h a s e d u c e d t h e first of a new series of sion a n d m a i n t e n a n c e . Chanc h a n g e from liquid to gas w i t h i n h i g h - p e r f o r m a n c e v a n e - t y p e ging p u m p r o t a t i o n r e q u i r e s a a m u l t i s t a g e p u m p i n g machine. p u m p s , a i m e d a t c u t t i n g - e d g e s i m p l e c h a n g e of c a m ring posiT h e m e t h o d w a s d e v e l o p e d a p p l i c a t i o n s r e q u i r i n g a combi- tion. D e n i s o n h a s b e e n b e t a while trying to p r o v i d e a u t o - n a t i o n of high p r e s s u r e , high t e s t i n g T67 p r o t o t y p e s s i n c e m a t i c p u m p s h u t d o w n or b o o s t efficiency, a n d low noise. 1993, a n d m o r e t h a n 600 u n i t s p u m p s t a r t u p in t h e event t h a t have been p u t in service. As a D e s i g n a t e d t h e T67, t h e new a rise in gas c o n t e n t o c c u r r e d p u m p c o m b i n e s t h e s t a n d a r d result, t h e c o m p a n y says t h e while p u m p i n g c r u d e oil in t h e h o u s i n g of t h e c o m p a n y ' s T6 final p r o d u c t i o n d e s i g n is a field before it was c o m p l e t e l y series p u m p s , m o d i f i e d to ac- well-proven a n d reliable p u m p , degassed. c o m m o d a t e t h e c a r t r i d g e u s e d even t h o u g h t e c h n i c a l l y it is a in t h e h i g h - p e r f o r m a n c e T7B new p r o d u c t . series, to c r e a t e a new class of Contact: Denison Hydraulics UK vane-type p u m p for d e m a n d i n g Ltd, Kenmore Road, Wakefield 41 applications. Industrial Park, Wakefield, West Available in d o u b l e a n d tri- Yorkshire WF20XE, UK. Tel: +44 p l e - p u m p c o m b i n a t i o n s , t h e 1924 826021; Fax: + 4 4 1924 T67 is s u i t a b l e for h i g h - l o w 826146. circuits, r e q u i r i n g b o t h highp r e s s u r e a n d high-volume flows I Heated double d u r i n g t h e o p e r a t i n g cycle. Maxhelical pump i m u m o u t p u t s for T67 series runs quieter p u m p s a r e 300 bar, a n d 537 1/ rain p e r section. As a r e s u l t of Denison's a d v a n c e d v a n e technology, t h e u n i t s a r e c a p a b l e of D e v e l o p m e n t s in its e s t a b l i s h e d Imo's system can detect liquid to gas phase e x c e p t i o n a l l y fast p r e s s u r e cy- r a n g e of helical rotor, h e a t e d change. cles, w i t h no d i s r u p t i o n in flow p u m p s by A l b a n y Engineering, UK, h a s p r o d u c e d a n e w genrepeatability. The c a r t r i d g e u s e d in t h e T67 e r a t i o n of quiet, s m o o t h runThe d e t e c t o r will also p r o v i d e is a h y d r o s t a t i c a l l y b a l a n c e d ning, l e a k free units. The HD a d v a n c e d w a r n i n g of i n c i p i e n t design, using d o u b l e - l i p v a n e s a n d lower c a p a c i t y AP r a n g e s p u m p c a v i t a t i o n well before t h e for high v o l u m e t r i c efficiency a r e d e s i g n e d to h a n d l e solidifyn o r m a l s y m p t o m s such as a n a n d o u t s t a n d i n g c o n t a m i n a t i o n ing fluids such as wax, resin a n d i n c r e a s e in noise or v i b r a t i o n r e s i s t a n c e . I t s i n h e r e n t low- b i t u m e n . occur. The system is s i m p l e a n d Design of t h e p u m p s is m o d n o i s e c h a r a c t e r i s t i c s a r e enb e l i e v e d to be a p p l i c a b l e to h a n c e d by o p t i m i s a t i o n of vane u l a r for fast a s s e m b l y to specific n e a r l y a n y type of p u m p t h a t p r o d u c e s its p r e s s u r e rise in s t a g e s such as screw p u m p s , g e a r p u m p s a n d others: Field t e s t i n g was c o n d u c t e d w i t h an I m o P u m p c u s t o m e r for over one y e a r on a critical I m o t h r e e screw p i p e l i n e p u m p ope r a t i n g a t 100 psi, 1150 rpm, 900 gpm. The d e t e c t o r p r o v e d s u c c e s s f u l on t h i s 1000 h p p u m p i n s t a l l a t i o n a l t h o u g h inc i p i e n t c a v i t a t i o n n e e d e d to b e forced by m a n u a l inlet t h r o t tling. I m o will c o n s i d e r licensing t h i s t e c h n o l o g y to i n t e r e s t e d non-competing companies.
Liquid/gas phase detection patent granted
Contact: Imo Industries, PO Box 5020, Monroe, NC 28111-5020, USA. Tel: +1 704 289 6511; Fax: + 1 704 289 8354. I
I
Vane-type pumps designed for quiet high performance
Denison Hydraulics' T67 vane-type pumps are aimed at high pressure, high efficiency, low noise applications.