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Tbilisi, 10/07/2014V. Carassiti, P. Lenisa 1. Tbilisi, 10/07/2014V. Carassiti, P. Lenisa2.

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Presentation on theme: "Tbilisi, 10/07/2014V. Carassiti, P. Lenisa 1. Tbilisi, 10/07/2014V. Carassiti, P. Lenisa2."— Presentation transcript:

1 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa 1

2 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa2

3 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa3

4 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa4 COOLING FEED-THROUGH QUADRANT SUPPORT TARGET CELL

5 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa5 READ-OUT ELECTRONICS DETECTOR COOLING BOX INCLUDING 3 LAYERS

6 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa6 SENSORS LAYER 1 : HERMES SENSORS LAYER 3 : PAX SENSORS LAYER 2 : PAX READ-OUT LAYER 3 READ-OUT LAYER 2 READ-OUT LAYER 1

7 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa7 UPSTREAM DOWNSTREAM

8 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa8 LEFT RIGHT

9 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa9 READ-OUT PCB HERMES SENSOR

10 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa10 READ-OUT PCB PAX SENSOR

11 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa11 READ-OUT PCB PAX SENSOR

12 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa12

13 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa13 NOMINAL TUBE SIZE : ¼ in FLEXIBLE TUBE : ¼ in Code : 321-4x2 COLD PLATE DIMENSIONS: 125 x 252,5 x 8 mm^3 TUBE AND PLATE WELDED BY DIFFUSION: PROCESS UNDER VACUUM (10E-4 Bar) ; PRESSURE BETWEEN THE PARTS : 0,4-1,6 Bar ; WELDING TEMPERATURE : 50-70% OF THE MATERIAL MELTING POINT MANUFACTURER: THERMACORE EUROPE Ltd. ASHINGTON (UK)

14 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa14 Box Aluminum Surface = Bas = 0,337 m^2 Box Silicon Surface = Bss = 0,033 m^2 Box Temperature = Tb = -10 °C Room Temperature = Tr = 30 °C COOLING POWER = Pc = 5,672E-8 x [Ae x Bas + Se x Bss] x (Tr^4 – Tb^4) = 12,5 W Aluminum emissivity = Ae = 0,09 Silicon emissivity = Se = 0,9 ABSORBED RADIATION FROM ISOLATED BOX IN ROOM TEMPERATURE ENVIRONMENT

15 V. Carassiti, P. Lenisa15Tbilisi, 10/07/2014 COOLING FLUID : ETHANOL ALCOHOOL°CW/m^2C° Boiling point78,5 Freezing point-114 Convection coefficientα250 Delivery temperatureTd-19 Wall temperatureTw-10 Fluid temperatureTf = (Td + Tw)/2-14 ETHANOL PROPERTIES @ Tf and atmospheric pressure Density (Kg/m^3)ρ818 Specific heat (J/KgK)Cp2287 Thermal conductivity (W/mK)λ0,13 Kinematic viscosity (m^2/s)ν2,69E-06 Kinematic viscosity @ Tw (m^2/s)νwνw2,54E-06 COOLING FLUID TEMPERATURE VS CONVECTION COEFFICIENT COOLING FLUID & CONVECTION COEFFICIENT SELECTION

16 V. Carassiti, P. Lenisa16Tbilisi, 10/07/2014 FLOW SPEED, FLOW RATE AND FLOW RESISTANCE α=250 W/m^2K

17 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa17 Single PCB power = 1,25 W PCB number/cooling plate = 4 Total power = 4 x 2 x 1,25 = 10 W PCB Temperature = Tb = 30 °C Room Temperature = Tr = 30 °C

18 V. Carassiti, P. Lenisa18Tbilisi, 10/07/2014 COOLING FLUID : ETHANOL ALCOHOOL°CW/m^2C° Boiling point78,5 Freezing point-114 Convection coefficientα150 Delivery temperatureTd25 Wall temperatureTw30 Fluid temperatureTf = (Td + Tw)/228 ETHANOL PROPERTIES @ Tf and atmospheric pressure Density (Kg/m^3)ρ782 Specific heat (J/KgK)Cp2476 Thermal conductivity (W/mK)λ0,14 Kinematic viscosity (m^2/s)ν1,25E-06 Kinematic viscosity @ Tw (m^2/s)νwνw1,18E-06 COOLING FLUID TEMPERATURE VS CONVECTION COEFFICIENT COOLING FLUID & CONVECTION COEFFICIENT SELECTION

19 V. Carassiti, P. Lenisa19Tbilisi, 10/07/2014 FLOW SPEED, FLOW RATE AND FLOW RESISTANCE α=150 W/m^2K

20 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa20 DETECTOR (1/4)PCBs (1/4) TEMPERATURE (°C) -1030 POWER (W) 1510 FLOW RATE (Kg/h) 15,35,7 FLOW RESISTANCE (Pa) 1917756

21 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa21 COLD PLATE SUPPLYING-COLLECTING RINGS OUTPUT INPUT MANUFACTURER: NORDIVAL Srl SWAGELOCK ITALIA ROVATO (ITALY)

22 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa22 Fr D1 Fr = box cooling flow rate = 18,7 (l/h) Fr D4 Fr D3 Fr D2 4Fr = Qin Li1 2F r Li2 Fr Li3 Fr Lo3 FrFr FrFr 2F r Lo2 4Fr = Qout Lo1 Collecting ring Supplying ring Box circuit L = length of the branches (m)

23 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa23

24 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa24 BranchLo1Lo2Lo3D1Li3Li2Li1 Q (m^3/s)2,07E-051,04E-050,52E-05 1,04E-052,07E-05 L (m)0,5230,3440,6422,4420,6420,3440,523 d (m)4,55E-037,73E-03 4,55E-037,73E-03 4,55E-03 A (m^2)1,63E-054,7E-05 1,62E-054,7E-05 1,63E-05 c (m/s)1,270,220,110,320,110,221,27 Re21546373195413196372154 λ 0,030,10,20,120,20,10,03 Δ P T (Pa)2598100862679861002598 TOTAL FLOW RATE = 75 l/h TOTAL PUMPING PRESSURE = 8250 Pa FLOW RATE UNIFORMITY WITHIN 1%

25 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa25 COLD PLATES SUPPLYING-COLLECTING RINGS OUTPUT INPUT

26 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa26 BranchLo1Lo2Lo3D1Li3Li2Li1 Q (m^3/s)8E-064E-062E-06 4E-068E-06 L (m)0,5230,3650,7305,3440,7300,3650,523 d (m)4,55E-037,73E-03 4,55E-037,73E-03 4,55E-03 A (m^2)1,63E-054,7E-05 1,62E-054,7E-05 1,63E-05 c (m/s)0,50,10,050,120,050,10,5 Re17925272644482645271792 λ 0,040,120,240,140,240,120,04 Δ P T (Pa)436181710001718436 TOTAL FLOW RATE = 30 l/h TOTAL PUMPING PRESSURE = 1942 Pa FLOW RATE UNIFORMITY WITHIN 1%

27 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa27

28 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa28 QUADRANT SEATS QUADRANT ASSEMBLING SCREWS CS1 CS3 CS2 SUPPORT CROSS SECTIONS : CS1 = 80 x 20 mm^2 CS2 = CS4 = 40 x 20 mm^2 CS3 = 33 x 20 mm^2 CS5 = 20 X 20 mm^2 CS5 CS4 CHAMBER MOUNTING WALL CHAMBER WALL

29 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa29 QUADRANT SEAT QUADRANT ASSEMBLED

30 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa30 FIXED END BEARING P1 P4 P2 P3 R2 R1 APPLIED LOADS : P1 = P4 = 104 N P2 = P3 = 92 N THE TOTAL LOAD APPLIED TO ONLY ONE SUPPORT LOADS : P support = 40 N P detector quadrant = 72 N P cooling system = 22 N P target cell = 42 N P target cell support = 3 N R1, R2 = REACTIONS

31 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa31 FIXED END P4 CS2 P2+P 3 CS3 P1 L3 L2 L1 APPLIED LOADS : P1 = P4 = 104 N P2 + P3 = 184 N LENGTHS: L1 = 143 mm L2 = 250 mm L3 = 357 mm FIXED END CS1 MATERIAL : ALUMINUM 6061 σ R =290 MPa σ S =240 Mpa σ AMM =240/1,6= 150 MPa

32 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa32 FIXED END P4 CS2 P2+P 3 CS3 P1 CS4 L3 L2 L1 APPLIED LOADS : P1 = P4 = 104 N P2 + P3 = 184 N LENGTHS: L1 = 143 mm L2 = 250 mm L3 = 357 mm L4 = 415 mm FIXED END + BEARING CS1 MATERIAL : ALUMINUM 6061 σ R =290 MPa σ S =240 Mpa σ AMM =240/1,6= 150 MPa BEARING CS5 L4

33 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa33 FIXED ENDFIXED END + BEARING M CS1 (Nm)98 (max)9,4 M CS3 (Nm)11,112,5 (max) T CS1 (N)392258,6 T CS5 (N)-133,4 98 Nm 392 N 9,4 Nm 258,6 N133,4 N VACUUM CHAMBER 12,5 Nm 11,1 Nm

34 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa34

35 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa35 50 PINS CONNECTOR DNCF100 FLANGE

36 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa36

37 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa37

38 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa38 397 mm INSERTION/EXTRACTION 168 mm INSERTION WINDOW = 397 mm ; DETECTOR SIZE = 390 mm

39 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa39

40 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa40

41 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa41

42 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa42

43 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa43

44 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa44

45 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa45

46 Tbilisi, 10/07/2014V. Carassiti, P. Lenisa46


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