University:
Swansea University
Course:
EGA109 | Introductory Organic Chemistry
Academic year:

2023
Views:

165

Pages:

3
Author:

Sanjeev K

Ion- exchangeresins are cross - linked long chainwith microporos stauctureFune groupsAcidic func (-COOH,SOGH) H+ for cationsBasil (Mr, INH) or for animsA. Cation exchange resin (RHT),-Styrene divinyl benzene Explymen- sulphonatedB. Amm (R'OHE) .or Amine formaldehyde NY QNt, 984,9349expdymer-with- alkah treatmentProcessCationIt2t + 2H+in : 2RH+ + Ca2 2+ 1mgAnion or : ROH + ctR"CE + OHR2Cant Mg Rt +2+1+ 2RH++ (washings) Cart/MgRegeneration saturated resinsare regarentedsame reverse Adv 1. Highly audic Malkaline2. 2ppm3. high pressure brilersDis . 1. Expensive2. Turbidity <10ppm3. skilled labourMBD1. Single a finder chcamber2. many no of times3. equivalent4. 1ppmRegeneration1. Back washed from les bottom usingwater2. Anim on top Cy cation b ottom3. Caystre soda from tip / ,rinsed pure water4. dit 11504 , neursedwashed wath5. Compressed airReverse Osmosis2 hydrostatu pressure on can centrated side1. Cauer to higher3. 15 - 40 kglan to sea water. A. dissolved solidsAdv1. Comic upnon , colloidal, high mulecular cut.organic matter2. collinial silica 3. membrane replacement cost4. fast replacement(2yrs life)5. sea water to potable Cy high pressure boilers.Fuel CombustionCalorific value:Calorie: kcal : 1000 I g cal of H2O (metric system) 1°C (1kg H2O; i°)HCV or H GCVproducts cooled / condensed to roomtemp (15°C) LH of condensationof steam also addedLCV or NCVproducts permitted to escapeNCV 2 GCV - LH of vapour2 GCV - Mass of X 9 X LH steam1part by mass of hydrogen produces9 parts by mass of water.L2 HOV 2 (W+ w)(dz-t1)m