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I need to find ways in increasing the formulation of "if" function. "If" function can only accomodate 6 or 7 cells. Ex. =IF(Month="January",MTD!C206,IF(Month="February",MTD!D206,IF(Month="March",MTD!E206,IF(Month="April",MTD!F206,IF(Month="May",MTD!G206,IF(Month="June",MTD!H206)))))). I need to...

Good day, Common firetube boilers such as of CleaverBrookes 800BHp,has a heat exchanger wherein fuel is heated by steam or an electric during startup. With regards to fuel heating by steam, it only has a solenoid valve to turn on steam when low temperature was sensed by a tnermostat, and turns...

Dear All, How do we operate Evaporative Condenser? My colleages insists in operating all the circulating pumps of 5 evapCo units even though the a couple of Evapcos are on standby, meaning the fans aren't operating. They argue that scaling would occur if the tubes (ammonia inside) are allowed...

What are other ways of detecting ammonia other than smelling and using a sulfur stick?

Dear All, Our brewery is maintaining Cylindroconical Tanks (CCT) temperature @ -1degC of the beer. Our current suction pressure was set at 30 psig, -8degC. I am investigating of increasing the suction pressure to 35 psig,-6degC in order to minimized power consumption of the compressor. Is...

Dear All, I've been traying to browse through the net technical manual for this type of compressor. More specifically, RWB-II 316 & RWB-II 76 Frick Compressor. Seem Frick company dont sell it anymore. Thank you. Gladkenn

HI guys, Can you explain to me the said subject. I seem to have forgetten it already. Am a mechanical engineer by profession. Thanks.

Guys, Activated Carbon, Silica gel, and/or Molecular sieve are just some of the materials that adsorb compounds/chemicals which passes through it. Any idea how this works microscopically?

Can any body help me regarding our boiler water system. Iron concentration and low pH predominates our condensate from the heat exchangers. Any advise as to how we would be able to prevent it from happening. We have tried demineralized water and softened water already for make up. Still we...

Guys, Can anyone give me website for metering the treated wastewater? I need to design construction such as weir for measuring our discharge. Thanks.. gladkenn

Hey guys, A little help in here. I have read in a literature from spirax sarco that the conductivity of boiler water is dependent upon its temperature. I was so struck by this statement because our current practice for measuring the TDS of the boiler water is to get the sample from the...

We are trying to reduce our plants consumption of water. I am planning to recover the water discharge from a Cation exchanger when its regenerating. Is this ok? Any contamination it might bring?

All, Is it ok in the engineering design concept? gladkenn

All, Can anybody help me find in the internet resin calculations for Cation/anion, softener resin? I found a hard time also in the terms used in water analyses such as meq/l, etc. Thank you gladkenn

Dear all, I was trying to figured out from my mind as to what will be the effect of combining HCl and NaOH. This was after one of our an auditor for our plant said that NaOH and HCl tanks should have separate drainage as when they combine "they could produce explosion"...

All, Please help me how to prevent the changing format of a spreadsheet. I also need to protect the formula in a cell from being change by someone.

guys, Any inputs on the effects of discharging yeast to the wastewater treatment with UASB and aerobic basin. We wont dry anymore the yeast as its not economically feasible presently. gladkenn

A supplier quoted me a granular activated carbon(GAC) with a grade of "W 12 x 40 mesh". Can anybody elaborate what this mean? I couldn't ask the supplier as he pressumes I already know it? Thanks. Gladkenn

hey guys, Can anybody suggests links in the internet that discusses thouroughly the anaerobic/aerobic wastewater treatment. Im having trouble in monitoring our plant. What are the parameters to used in order to maximized the capacity of our plant. Thank you. Gladkenn

Can anybody provide me links for the deaeration of our feedwater? I am currently evaluating the efficacy of our system.