EQU I P M E N T
NEWS
There are cu r r en t l y nine mot o r d i s p l a c e m e n t s in t h e XL r an g e from 150 c m 3 p e r rev. up to 1120 cm 3.
t h e tool will be useful in determining problems associated w i t h r u n life increase. While t h e system h as not been t e s t e d in real oil well c o n d i t i o n s yet, it Contact: RHL Hydraulics, St. is believed to be t he first of its Peters, Newcastle upon Tyne kind c o m m e r c i a l l y available. NE6 1BS, UK. Tel: + 4 4 191 276 Th e System uses p r e c i s i o n 4444; Fax: + 4 4 191 276 4462. d i g i t a l d a t a t r a n s m i s s i o n to achieve high accuracy d a t a reVertical mag-drive covery. Able to o p e r a t e up to t e m p e r a t u r e s o f 150°C, a n d pump p r e s s u r e s up to 10 000 psi, it is designed to m o n i t o r p u m p inlet an d o u t l e t p r e s s u r e as well A n s i m a g Inc. h a s d e v e l o p e d as t e m p e r a t u r e , vibration, shaft v e r t i c a l , i n - l i n e c e n t r i f u g a l sp eed an d m o t o r w i ndi ng temp u m p s w i t h seal-less, m a g n e t i c p er at u r e. It also has c h a n n e l s drive configurations. Model KV available for pr e c i s i on digital series are d e s i g n e d to m e e t t h e sensors to be m o n i t o r e d such d i m e n s i o n a l s t a n d a r d of ANSI as flow m e t e r s or o t h e r downB73.2 in-line c h e m i c a l p r o cess hole sensors. p u m p . These p u m p s are modified from field p r o v e n K series Contact: David Shanks, Axon horizontal magnetic d r i v e Instruments, Unit 4, ThainAnsimag's seal-less centrifup u m p s (ANSI B73.1) for sp ace stone, Inverurie AB51 5YA, gal pump. s a v i n g r e q u i r e d a p p l i c a t i o n s UK. Tel: + 4 4 1467 622 322; an d for liquids for w h i ch me- Fax: + 44 1467 625 235. chanical seals are n o t satisfacEffective gear tory. M a j o r c o m p o n e n t s a r e b o x stage o p t i o n m a d e of ETFE f l u o r o p l a s t i c s [ ] I n s t a n t a n e o u s h o t water units a n d silicon c a r b i d e to r e s i s t c o r r o s i v e c h e m i c a l s s u c h as A s i m p l e a n d m o r e cost effective HC1, H2SO4, NaOH a n d HF. m o t o r gear b o x o p t i o n is n o w The p u m p s are a v a i l a b l e for Pullen P u m p s Ltd has introm a x . a n d d u ced a new range of p a c k a g e d available from RHL Hydraulics, 3 2 0 f e e t h e a d t h e specialist m a n u f a c t u r e r of 310 GPM flow max. with 25 h p i n s t a n t a n e o u s hot w a t e r u n i t s designed to h a n d l e t he supply max. motor. hydraulic p u m p s a n d motors. on d e m a n d h o t w a t e r requireWith t h e use of its XL t o r q u e Contact: Ansimag Invc., 1090 m e n t s of large d o m e s t i c a nd u n i t m o t o r option, a c o m p a c t , Pratt Blvd, Elk Grove, IL 60007, commercial building services m u l t i s t r o k i n g design w hi ch proUSA. Tel: +1 708 290 0482 an d i n d u s t r i a l p r o c e s e s applicavides high d i s p l a c e m e n t s a n d #20; Fax: + 1 708 290 0481. tions. t o r q u e s for t h e size of t h e unit, At the heart of the new it is possible to o v e r c o m e t h e R e s p o n s e r an g e is an advanced, problems encountered when Monitoring high efficiency s t a i n l e s s steel high s p e e d m o t o r s are utilised s y s t e m for p l a t e h e a t e x c h a n g e r with low in c o n j u n c t i o n w i t h several gear d o w n h o l e p u m p s thermal inertia characteristics b o x stages. and low w a t e r c o n t e n t w hi c h Limiting t h e g e a r b o x to only m a k e s it ideal for use in systems one stage n o t only m i n i m i s e s gear b o x losses b u t can m a k e A x o n I n s t r u m e n t s h as recently with rapidly c h a n g i n g h o t w a t e r m o r e effective use of t h e equip- c o m p l e t e d successful trials of d e m a n d s . Response uni t s therement. It can actually allow t h e its n e w Electrical S u b m e r s i b l e fore, are p a r t i c u l a r l y suitable for use of a s m a l l e r f r a m e size of P u m p (ESP) Mo n i t o r system at a p p l i c a t i o n s in schools, hotels, gearbox. F o r e x a m p l e , a t h r e e a m o t o r t e s t bed in Aberdeen, n u r s i n g h o m e s , s p o r t s c o m p l e x e s an d factories. stage gear b o x a n d 70 cm 3 a x i a l UK. Using d a t a t r a n s f e r r e d over A v a i l a b l e in 2 sizes w i t h p i s t o n m o t o r can be r e p l a c e d by a s m a l l e r single stage gear b o x t h e ES P m o t o r p o w e r cable, t h e c a p a b i l i t i e s u p t o 300 a n d 3 a n d a 1120 cm XL radial p i s t o n system p r o m i s e s to p r o v i d e an 1200 kW a t a p r i m a r y flow m o t o r , w h i c h o f f e r s n o t a b l e e c o n o m i c w ay of m o n i t o r i n g t e m p e r a t u r e of 82°C, pr ovi di ng benefits in t e r m s of cost, size, p u m p c o n d i t i o n s a n d perfor- a s e c o n d a r y flow t e m p e r a t u r e of m a n c e . A x o n says t h a t t h i s 60°C, Response Units can elimefficiency a n d reliability. Typical a p p l i c a t i o n s m i g h t a p p r o a c h will save oil o p e r a t o r s i n at e t h e need for h o t w a t e r i n c lu d e slew drives, m i x i n g ma- s i g n i f i c a n t c o s t s as s e p a r a t e storage an d t h e r e b y reduce t he chines, p r o c e s s machinery, agi- cables will n o t be r e q u i r e d to risk of L e g i o n e l l a f o r m a t i o n . be r u n d o w n h o l e for t h e m o n - The i n s t a l l a t i o n of a buffer t a n k tators, winches, vehicle itoring system. It also a d d s t h a t can in cer t ai n instances, be used t r a n s m i s s i o n s etc.
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WORLD PUMPS JANUARY 1996