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  • 7/31/2019 Steam Turbines -Turbotech

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    Turbine CogenerationTurbine CogenerationTechnology for EnergyTechnology for Energy

    TurboTech Precision Engineering Private LimitedTurboTech Precision Engineering Private Limited

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    e ro em

    ELECTRICITY COSTS AREELECTRICITY COSTS ARE,,

    S UEEZING OPERATINGS UEEZING OPERATING

    MARGINSMARGINS

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    e o u on

    MAKE THE PLANT ASMAKE THE PLANT AS

    POSSIBLEPOSSIBLE

    PREFERABLY USINGPREFERABLY USING

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    Cogeneration: Best Option

    or rocess n us r es

    power

    os s eam users can now ene rom

    cogeneration, regardless of sizePromoted by all national and

    international agencies involved in

    energy efficiency

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    e en esource

    required pressure Usa e ressure is enerall much lower than

    generation pressure due to constraints in

    steam generation n a yp ca case g pressure sa ura e

    steam is obtained at 16 bar and is used at 3.5bar Saturated for rocess

    Steam is let-down in a Pressure ReducingDesuperheting Station (PRDS)from HP

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

    ea er ressure to t e sage ressure

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    The Hidden Resource

    con

    is converted to useless Turbulence &

    This Pressure Energy can be convertedo se u ec r ca ower y pass ngthe steam through a Back Pressure

    eam ur ne ur ne

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    Current Scenario

    3.5 kg/cmg Header3.5 kg/cmg Header16 Kg/cmg/Sat16 Kg/cmg/Sat PRDSPRDS

    NO POWER GENERATEDNO POWER GENERATED

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    3.5 kg/cmg Header3.5 kg/cmg Header16 Kg/cmg/Sat16 Kg/cmg/Sat PRVPRV12 TPH12 TPH

    ~~300 KWe Generator300 KWe Generator

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    ur o ec o u on

    Install back pressure steam turbine for incidental powerInstall back pressure steam turbine for incidental power

    Steam from 16 k /cm /Saturated is brou ht down to 3.5Steam from 16 k /cm /Saturated is brou ht down to 3.5kg/cmg @ 12 TPH for Processkg/cmg @ 12 TPH for Process

    In the process generate Incidental Power of 300 KweIn the process generate Incidental Power of 300 Kwe . .. .cost of power of Rs. 5 per unit)cost of power of Rs. 5 per unit)

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    TurboTechSolution

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    Operating Principles of a

    mp e eam ur ne

    converted to high velocity in the nozzle

    The high-velocity steam is impinged onh l n h r in wh l whi hare thus given a kick (impulse)

    Th turbin wh l r tat th n rat rto produce electricity

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    What Happens to the

    eam

    controlled usage pressure, and then

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    Desirable Features for a

    rocess eam ur ne

    High efficiency for min. payback period

    Light-weight and compact for ease of

    installation in cramped spacePrecisely controlled back pressure to

    lant

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    ECT Steam Turbines

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    eam ur nes

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    The ECT: Precisely

    es gne or n us ry

    available(Minimizes investment)

    es e c ency n s s ze c ass

    20% better)Less than 3 tonnes weight and very

    compact (W x L x H : 5 x 10 x 6)

    Precise Plant Steam Control

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    escr p on o,

    coupled to Step-Down Gearbox, driving anGenerator

    Power Rating: 75 to 500 kW

    All steam-wetted parts are Stainless Steel forong corros on- ree e

    Turbine is machined from a solid Hardened

    any Steam service

    Precision CNC milled aerod namic bladin

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    escr p on con .

    Gears for long-life, low noise and highefficienc

    Unitary Skid for all equipment, single compact

    unit, factor assembled, ali ned and tested,ready for hook-up to steam and electricalservices at site

    No civil work foundations required, as skid ismounted on Anti-Vibration Rubber Mounts

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    Description (contd.)

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    escr p on con .

    ,

    pressure control within +/- 0.1 kg/cm2

    on ro s or max mum ease o use

    Redundant in-built safety featuresMulti-sensor Fail-safe trip system

    ,required

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    ay ac e a s

    ECT system

    Electrical hookup

    ,

    80% Depreciation allowed in First Year

    Payback : 9 Months 2 Years

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    .300 Kwe Installation

    Turbine basic cost 39E.D(16.32%) 6.36

    Supervision of Erection 3

    Freight 0.2

    Expansion Bellows 0.6Turbine Erection 1

    Electric Cabling 1

    Steam Piping etc. 2

    v .

    Miscellaneous 1

    Less modvat 6.36

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

    .

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    ay ac na ys s

    . .

    No.0f hours per year 7200 hrs.

    Savings in power per year 108 Rs.(lakhs)

    os o mac ne + ns a a on . s. a s

    Payback 6 months

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    Why 300 KW ECT Now And

    o a er

    Rs. 5.0 + cr.

    24 months approx.

    During this time ECT would generate Rs.1.5 cr.Approx. after paying itself back

    ECT could be then used to generate atleast

    PRV saving another Rs. 50 lakhs p.a.

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    Why Sat. Steam Turbine and

    no uper ea e ur ne

    superheater in the boiler. Hence Cost SH turbine re uires a desu erheater down

    stream as all processes use sat steam.

    Involves investment and running cost o er requ res e-m n wa er. ga n

    investment and running cost

    CONSUMPTION in SH steam boiler ( approx.15-22% increase)

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    Comparison of power generation with

    Parameters Units Su erheated steam Saturated steam

    COST COMPARISION FOR SATURATED V/S SUPERHEATED STEAM

    1 Inlet pressure into turbine kg/cm2g 42 422 Inlet temp. into turbine Deg.C 440 sat(238.3)

    . .

    4 Inlet enthalpy of steam KJ/kg 3305 2800

    kcal/kg 789.5365504 668.8963211

    5 Enthalpy of feed water kcal/kg 50 50ea a e n o er ca g . .

    7 Fuel used bagasse

    8 Calorific value of fuel kcal/kg 2200 2200

    9 Efficiency of boiler % 68 68

    10 Nett energy required in boiler kcal/kg 1087.553751 910.141648611 Amount of steam generated from a kg of fuel kg 2.022888523 2.41720616

    12 Cost of fuel per kg Rs./ton 1000 1000

    Rs./k 1 1

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    Comparison of power generation with

    13 Cost of steam Rs./kg 0.494342614 0.413700749

    14 Water treatment costs Rs./kg 0.2 0.1

    15 Total steam cost Rs./kg 0.694342614 0.55837038

    16 Exhaust Enthalpy of steam KJ/kg 2972

    kcal/kg 709.985666517 Amount of heat lost in desuperheating kcal/kg 41.08934544

    18 Total heat in desuperheating kcal 410893.4544

    19 Nett steam generated in desuperheating kg./hr 614.2857143

    20 Boiler capacity TPH 10 10

    21 Nett steam generated TPH 10.61428571 9.2

    23 Loss of steam generation 0.8

    24 Amount of fuel required for amount of steam prod kg./hr 4943.426139 4137.007494

    25 Amount of steam per unit of power kg/kw-hr 12.48739496 15.20661157

    . . .

    27 Power generated KW 850 60528 Cost of power Rs./unit 1.599673343 0.738340998

    29 Extra Power due to superheated steam KW 245

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

    ost o xtra ower ue to super eate steam s. un t .

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    c now e gemen

    nation-wide and 20 more in execution.

    encouragement and support of our.

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.

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    onc us on

    exciting opportunities for energy cost.

    TurboTech is committed to servicing theneeds of the Industry, with innovative

    and cost-effective products.

    TurboTech Precision Engineering Private Limited28/29 Second Main, Rajajinagar Industrial Town, Bangalore 560 044.