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crayfish plague, represses native crayfish (5) Asian Clam Corbicula fluminea x C. fluminalis Size: up to 2,80 cm Introduction: in Europe since 1980, from China and Taiwan Reproduction: up to 8000 juveniles C [...] Consequence: restricts shade- sensitive plants (2) Asian Lady Beetle Harmonia axyridis Size: up to 8 mm Introduction: in Germany since 2002,from China and Japan Reproduction: up to 400 eggs Consequence:
fileadmin/content/abteilungen/developing-countries/dokumente/downloads/international-class/potential-of-renewable-energy-in-the-north-harris-trust-area-2005-.pdf
roof insulation. The roof insulation thickness varies from 25 mm to 120 mm. The houses with no insulated roof, can insulate their loft 200 mm which is recommended also by Communities Scotland (Fuel poverty [...] excess of 92%”1 The KOB PYROT Model Type of Burner Nominal Output Burner dimensions Weight kW H mm D mm W mm empty kg PYROT 100 80 – 100 1765 2194 1050 1895 PYROT 150 120 – 150 1765 2444 1050 2200 PYROT [...] heating systems1.” Pyrtec size range. Type of burner Nominal output Burner dimensions Weight kW H mm D mm W mm empty kg Pyrtec 140 100 - 150 1640 1693 950 2135 Pyrtec 200 150 - 220 1640 2139 950 2755 Pyrtec
fileadmin/content/institute/physik/bilder-und-dokumente-aktuell/6-forschung/material-culture/bauer-agnes-die-galton-pfeife.pdf
der Pfeife laufenden Kolben: „the length of the pipe can be adjusted by means of a piston, a wire 73 mm in diameter, sliding in the pipe“ (Shaw 1888: 181). Die Pfeife muss also gut sieben Zentimeter breit [...] one-tenth of an inch in diameter“ (Ruckmick 1923: 278), was einem Durchmesser von 0,25 cm oder eben 2,5 mm entsprechen würde. Galton ließ seine Pfeife von einer Firma herstellen, der Cambridge Scientific Instrument [...] Modell anbrachte, war eine Membran innerhalb der Pumpe, welche ein kleines Loch aufwies (Ruckmick 1923: 280). Das Problem war, dass offensichtlich, um die Pfeife zu kalibrieren, viel zu starke Luftströme he
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? (the recommended is 270mm) ___ 12 mm (1/2”)1 ___ 25 mm (1”)2 ___50 mm (2”)3 ___ 75 mm (3”)4 ___ 100 mm (4”)5 ____ 150 mm (6”)6 ____ 200 mm (8”)7 ___ 250 mm (10”)8 ___ 300 mm + (12”+)9 ___ Don’t know [...] Double glazing? 4% 2% 8% 0% 20% 14% 14% 10% 22% 6% 0% 5% 10% 15% 20% 25% 12 mm 25 mm 50 mm 75 mm 100 mm 150 mm 200 mm 250 mm 300 mm Other Depth of insulation 26% 23% 26% 25% 2% 0% 5% 10% 15% 20% 25% 30% Cavity [...] Wall Structures 250 mm of stones 6” of timber framed 600 mm of stones (old walls) 100 mm of cavity 100 mm Rockwool 25 mm of joist (old walls) 12,5 mm of plaster board 50 mm cavity 20 mm of concrete (new walls)
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an enlarger of 300 mm then changing to a plastic pipe of external diameter 315 mm. Penstock The penstock has sections of steel and plastic pipes of internal diameters 258 mm and 295 mm respectively (Knoydart [...] registered in an excel sheet to acquire the shape of land as shown in Figure 38. The pipe of 300mm, 250mm and 225mm diameters are selected for the penstock using a nomogram. Figure 37: One Example of River Scottas [...] Head Loss Project Site Powe r (kW) Head (m) Discharg e (m3/s) K 5% HL(m) Length(m) ∆H (m/m) Nomo Dia(mm) Selected Dia(mm) HL= (410/3*Q2L)/(π2k 2D16/3 V ) ξ = Q/A ξ*V2 Total H/2g Difference L Remark Net head
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Deutschen Museums schließen. Als Objektmaße sind in dessen Online-Katalog angegeben: „Höhe 553mm, Breite 320mm, Tiefe 280mm, Masse 6,02kg (Gründungssammlung Deutsches Museum)“. Eigene Messungen wurden leider nicht [...] ‚öffentlichen Wissenschaft‘ kam publikumswirksamen Experimenten zentrale Bedeutung zu“, so (Füssel 2017: 280) Zweck solcher Experimente war häufig weniger empirische Wissensbildung im heutigen Sinne, sondern
fileadmin/content/abteilungen/developing-countries/dokumente/downloads/international-class/assessment-of-renewable-energy-technologies-for-the-sustainable-development-of-the-isle-of-jura-2012-.pdf
Estate d=400mm 1,280 16,250 12.70 31.25 30.4 48.04 7.8 Ardlussa 1,540 11,250 7.31 31 Assumed Corran river cost d=250mm 3,600 45,703.13 12.7 31.25 30.4 14.04 7.8 Assumed Corran river cost d=350mm 35.29 Assumed [...] The optimum Penstock sizes for 50 kW, 100 kW and 330 kW capacities are calculated as 250 mm, 350 mm and 500 mm respectively. High Density Polyethylene (HDPE) pipe material is suggested as it is durable [...] generator Transformer 480V/33kV 3 phase disconector 3 phase recloser New overhead line 33kV ACSR 100mm2 3 phase disconector Connecting point C u rr en t g ri d 3 3 k V A C S R 1 0 0 m m 2 ASSESSMENT OF
fileadmin/content/abteilungen/developing-countries/dokumente/downloads/international-class/integrating-renewable-energy-technology-for-heat-demand-and-a-hydrogen-economy-for-unst-ic-2019.pdf
015 kJ/kgK Density 570 kg/m^3 Thickness 100 mm 3 Polystyrene' Ext-Walls 92 Conductivity 0.14 kJ/hmK Capacity 1.25 kJ/kgK Density 30 kg/m^3 Thickness 100 mm 3 Polystyrene Floor 92 Conductivity 0.14 kJ/hmK [...] Capacity 1.25 kJ/kgK Density 30 kg/m^3 Thickness 3 mm 4 Cork Floor 92 Conductivity 0.16 kJ/hmK Capacity 0.18 kJ/kgK Density 100 kg/m^3 Thickness 4 mm . 70 6.5.2 Building Energy Efficiency Study Scenarios [...] - 2. Mineral wool Thickness 100 mm Ext-Walls 52.51 180 £/m2 25 9451.80 conductivit y 0.1 3 kJ/hmK capacity 0.9 kJ/kgK - - - - density 80 kg/m^3 - - - - Thickness 100 mm Roof 123.5 8 40 £/m2 4943.2 Total
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Water The cost of potable water depends on the meter size and volume used. The cost of water for 25mm and 100mm is Pound 0.7068 per m3 for the first 100,000 m3 used. This figure was used to calculate the total [...] estimate the mortalities of Lewis and Harris. 100.0 120.0 140.0 160.0 180.0 200.0 220.0 240.0 260.0 280.0 2005 2010 2015 2020 2025 2030 Sa lm o n P ro d u ct io n ( To n n es ) Th o u sa n d s Year Scotland's [...] Scotland Directorate, 2018) Month Lewis Lewis & Harris Jan 102.9 153.1 Feb 104.3 155.1 Mar 64.1 95.4 Apr 28.0 41.7 May 35.0 52.1 Jun 67.5 100.5 Jul 108.4 161.3 Aug 129.3 192.4 Sep 118.9 176.9 Oct 96.3 143.3 Nov
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that the roof would be insulated by an additional layer of 200 mm mineral wool, while walls would be insulated by applying approximately 120 mm of external insulation which brings the U-value of roof and [...] hourly demand (kW) 0 0.385 0.435 0.460 0.522 0.404 0.438 0.379 0.416 1 0.280 0.329 0.329 0.385 0.292 0.345 0.273 0.317 2 0.242 0.267 0.280 0.311 0.255 0.283 0.242 0.261 3 0.230 0.242 0.261 0.273 0.236 0.249 [...] 224 0.236 5 0.236 0.236 0.267 0.264 0.236 0.245 0.230 0.236 6 0.292 0.261 0.342 0.298 0.298 0.261 0.280 0.252 7 0.479 0.342 0.565 0.401 0.479 0.354 0.447 0.339 8 0.615 0.479 0.777 0.556 0.603 0.491 0.541