Heat Farmers: Division 3, Relationships of Proportionality

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2.

HOT COMPOST FROM FOOD RECYCLING @ 300°F (WEATHER INDEPENDENT)

DOES TEMPERATURE DIFFERENCE IN THE TEMPERATURE GRADIENT OF THE SEMICONDUCTOR IMPACT THE TOTAL WATTAGE THE TEG PRODUCES?

THE AMOUNT OF WATTAGE A TEG PRODUCES INCREASES PROPORTIONATELY WITH THE NUMBER OF THERMOCOUPLES IT CONTAINS, SO SIZE OF THE TEG IS LIKELY A DIRECT CONTRIBUTOR TO WATTAGE OUTPUT. THAT SAID, THE TWO CAR TEG PRECEDENTS THAT PRODUCED THE MOST POWER – 500W AND 600W – HAD TEMPERATURE GRADIENTS ON THE LOW END OF SAMPLES OF 207.5°C AND THE HIGH END OF SAMPLES OF 600°C, RESPECTIVELY. THEREFORE, RESULTS LARGELY DEPEND ON THE SOPHISTICATION OF THE HEAT RECOVERY SYSTEM AND “SMART” SUBSTRATES USED, RATHER THAN THE TEMPERATURE DIFFERENCE IN THE GRADIENT ALONE. BECAUSE ALL THREE ON-SITE HEAT HARVESTING OPTIONS FOR TEGS GENERATE TEMPERATURES UNDER 600°C/1112°F, I WILL ASSUME FOR THE PURPOSES OF THIS PROJECT THAT EACH SYSTEM IS CAPABLE OF GENERATING UP TO 500W WHEN CONNECTED TO A TEG AT A MINIMUM SURFACE AREA OF 90 SQ FT.

HOW LARGE DOES THE TEG NEED TO BE TO GENERATE POWER IN USEFUL QUANTITIES?

IT TAKES TO POWER AN AVERAGE US HOME:

KWH/YEAR 10,715/12 = 893 KWH/MONTH 10,715/365 = 29.36 KWH/DAY

“USEFUL” POWER QUANTITY REFERENCE 2: HOW MUCH POWER IT TAKES TO POWER A CARBON COLLECTOR (CLIMEWORKS PRECEDENT): 276 KWH TO POWER ONE CARBON COLLECTOR/DAY

J BURN CARE RES. 2023 MAR 2;44(2):438-445. DOI: 10.1093/JBCR/IRAC136. PMID: 36161490; PMCID: PMC10211493. REVIEW OF THE HEAT IS ON: HOW HOT COMMON OUTDOOR SURFACES CAN GET IN THE SUMMER SUN. N.D. WWW.WHAS11.COM. ACCESSED FEBRUARY 21, 2024. HTTPS://WWW.WHAS11.COM/ARTICLE/WEATHER/STORM-TEAM-BLOG/THE-HEAT-IS-ON-HOW-HOT-COMMON-OUTDO OR-SURFACES-CAN-GET-IN-THE-SUMMER-SUN/417-FC5C9290-7CE9-4498-A7AB-5CFC433F999F. REVIEW OF HOW HOT DOES COMPOST GET? [AND CAN IT GET TOO HOT]. 2023. GARDENTABS.COM. MAY 25, 2023. HTTPS://GARDENTABS.COM/HOW-HOT-DOES-COMPOST-GET/. DAVIES, G.F., G.G. MAIDMENT, W. DENNIS, AND A. AJILEYE. 2017. REVIEW OF COOLING AND RECOVERY OF HEAT FROM UNDERGROUND RAILWAY TUNNELS FOR DISTRICT HEATING. OPENRESEARCH.LSBU.AC.UK. CIBSE ASHRAE TECHNICAL SYMPOSIUM, LOUGHBOROUGH, UK. APRIL 5, 2017. HTTPS://OPENRESEARCH.LSBU.AC.UK/DOWNLOAD/4DAEE26BD1D0A541E36B6D0BB1709C5E68854FAD396492CA0 CD56CD459EBC6C7/701695/COOLING%20AND%20RECOVERY%20OF%20HEAT%20FROM%20UNDERGROUND%20RAILWAY %20TUNNELS.PDF#:~:TEXT=THE%20RECOVERED%20WASTE%20HEAT%20WILL%20BE%20TRANSPORTED%20AS,TYPIC ALLY%20BETWEEN%205%C2%B0C%20AND%2020%C2%B0C%20DURING%20THE%20YEAR.. PAPAPETROU, MICHAEL, GEORGE KOSMADAKIS, ANDREA CIPOLLINA, UMBERTO LA COMMARE, AND GIORGIO MICALE. 2018. REVIEW OF INDUSTRIAL WASTE HEAT: ESTIMATION OF THE TECHNICALLY AVAILABLE RESOURCE IN THE EU PER INDUSTRIAL SECTOR, TEMPERATURE LEVEL AND COUNTRY. APPLIED THERMAL ENGINEERING 138: 207–16. HTTPS://DOI.ORG/10.1016/J.APPLTHERMALENG.2018.04.043. HOLMES, MEGHAN. 2022. REVIEW OF SOLAR OVENS: WHAT ARE THEY? HOW DO THEY WORK? WWW.TREEHUGGER.COM. OCTOBER 25, 2022. HTTPS://WWW.TREEHUGGER.COM/WHAT-ARE-SOLAR-OVENS-5088602. MA, MICHELLE. 2022. REVIEW OF DIRECT AIR CAPTURE’S HIDDEN ENERGY COST. WWW.PROTOCOL.COM. PROTOCOL. OCTOBER 21, 2022.

HTTPS://WWW.PROTOCOL.COM/BULLETINS/DIRECT-AIR-CAPTURE-ENERGY-USE. ALLEN, SAMANTHA, AND BAILEY BENNINGFIELD. 2022. REVIEW OF HOW MANY WATTS DOES IT TAKE TO RUN HOUSE? WWW.FORBES.COM. FORBES. SEPTEMBER 26, 2022.

HTTPS://WWW.FORBES.COM/HOME-IMPROVEMENT/HOME/HOW-MANY-WATTS-RUN-HOUSE/#:~:TEXT=ACCORDING%2 0TO%20DATA%20FROM%202020%2C%20THE%20AVERAGE%20AMOUNT,RESIDENTIAL%20UTILITIES%20CUSTOMER%20 USES%20893%20KWH%20PER%20MONTH.. ZHANG, XIAO, AND LI-DONG ZHAO. 2015. REVIEW OF THERMOELECTRIC MATERIALS: ENERGY CONVERSION BETWEEN HEAT AND ELECTRICITY. JOURNAL OF MATERIOMICS 1 (2): 92–105. HTTPS://WWW.SCIENCEDIRECT.COM/SCIENCE/ARTICLE/PII/S2352847815000258.

HEAT FARMER DIVISION 3: HEAT FARMER DIVISION 3: MULTI-SYSTEMIC THERMOELECTRIC GENERATION INVOLVES THE MANAGEMENT OF THE DIURNAL SYSTEMS, RESOURCES, WORKER ROLES, AND JOB DUTIES ASSOCIATED WITH APPLYING SEEBECK GENERATORS TO VARIOUS MATERIALS AND SYSTEMS TO GENERATE ELECTRICITY DIRECTLY FROM HEAT USING A SEMICONDUCTOR. IT ENCOMPASSES: 1. MONITORING THOSE MATERIALS ON SITE WITH A HIGH SPECIFIC LATENT HEAT CAPACITY THAT CAN HOST A SIGNIFICANT TEMPERATURE GRADIENT USED TO GENERATE ENOUGH POWER FOR VARIOUS SYSTEMS, SPECIFICALLY MONITORING THE TEMPERATURE
ENSURING THAT SYSTEMS INVOLVING MATERIALS WITH A HIGH-ENOUGH SPECIFIC LATENT HEAT TO HOST TEGS ARE PROPAGATED THROUGHOUT THE SITE WHENEVER POSSIBLE BY PROFESSIONALS ATTUNED TO THEIR SPECIFIC DIFFERENT APPLICATIONS, AND CAN BE USED DIURNALLY 3. INSTALLATION OF THE SEMICONDUCTORS ON THE AFOREMENTIONED MATERIALS & SYSTEMS 4. CONNECTING ANY EXCESS ELECTRICITY GENERATED FROM HEAT TO A CITY-WIDE GRID IN A NET-POSITIVE ENERGY SITUATION WHY IS IT RELEVANT? WHILE DIRECT AIR CAPTURE OF CO2 HELPS TO LOWER THE AMOUNT OF HEAT IN THE AIR OVER TIME, THE AMOUNT OF CARBON COLLECTORS ON SITE WILL NOT MAKE A SIGNIFICANT DIFFERENCE IN THE HEAT IN THE WORLD’S ATMOSPHERE IN THE SHORT-TERM. THUS, THERE WILL STILL BE A SIGNIFICANT – AND DANGEROUS –AMOUNT OF HEAT IN THE AIR AVAILABLE TO BE REDIRECTED INTO SAFE FUNCTIONS. WHILE SOME HEAT CAN BE RETAINED IN SMALLER FILTERED AMOUNTS FOR HEAT’S SAKE AND ACTUALLY BENEFIT OUR WELLNESS, THE MAJORITY OF IT CAN BE CHANNELED INTO CONVERSION TO ELECTRICITY, WHICH WILL HAVE BROADER-REACHING BENEFITS IN TERMS OF POWERING SYSTEMS SUCH AS HEATING/COOLING, PLUMBING, CARBON CAPTURE, HEAT RECOVERY VENTILATION, PUBLIC TRANSIT, AND LIGHTING. AVERAGE TEMPERATURE DIFFERENCE BETWEEN HEAT SOURCE AND HEAT SINK FOR TEG PRECEDENTS: 200°C - -5°C = 205°C 210°C – 2.5°C = 207.5°C 472°C - 33°C = 439°C 500°C - 20°C = 480°C 600°C - 25°C = 575°C 435°C - 20°C = 415°C 620°C - 20°C = 600°C 205 + 207.5 + 439 + 480 + 575 + 415 + 600 = 2921.5 2921.5/7 = 417.35°C AVERAGE TEMPERATURE DIFFERENCE IN GRADIENT MINIMUM TEMPERATURE DIFFERENCE BETWEEN HEAT SOURCE AND HEAT SINK FOR TEG PRECEDENTS: 205°C/401°F (300°F-700°F IS THE KNOWN TEG REQUIREMENT FOR THE HEAT SOURCE) WHICH MATERIALS AND THEIR JUXTAPOSITIONS CAN GENERATE ENOUGH HEAT TO ALLOW A SIGNIFICANT-ENOUGH HEAT GRADIENT TO TAKE PLACE VIA A SEMICONDUCTOR? A STUDY CONDUCTED AT THE UNIVERSITY OF NEVADA, LAS VEGAS (UNLV) TOOK COMPREHENSIVE MEASUREMENTS TO MEASURE THE RISK OF BURN WHEN MAKING DIRECT CONTACT WITH THESE MATERIALS, MEASURING THEIR SURFACE TEMPERATURES AT 120 DEGREES FAHRENHEIT – SIMILAR TO WHAT PEAK TEMPERATURES IN MILWAUKEE MAY LOOK LIKE IN 2075. FOR 2-3 HOURS PER DAY AT 120 °F: BRICK MASONRY: 152°F AT 120 °F WEATHER CONCRETE: 144°F AT 120 °F WEATHER ASPHALT: 166°F AT 120 °F WEATHER SAND: 143°F AT 120 °F WEATHER ROCK: 170°F AT 120 °F WEATHER METAL: 144°F AT 120 °F WEATHER OTHER SOURCES FOR SAME INFO FOR OTHER MATERIALS: RAMMED EARTH/GRASS: 95°F AT 120 °F WEATHER HOT COMPOST: 300°F (WEATHER INDEPENDENT) WASTE HEAT FROM UNDERGROUND RAILWAY TUNNELS: 82°F (WEATHER INDEPENDENT) WASTE HEAT FROM TIMBER PROCESSING PLANTS, TRAINS, & BUSES: 300 - 700°F (WEATHER INDEPENDENT) SOLAR COOKERS (STANDARD MODULE OF 4 SQ FT): 400°F (DAYTIME ONLY) NOTE ON AVOIDING DEEP GEOTHERMAL ENERGY: DEEP, MASSIVE GEOTHERMAL HOLES ARE NOT A VIABLE OPTION FOR THIS PROJECT FOR HEAT HARVESTING FOR TWO REASONS: 1. THERE WILL BE SO MUCH EXCESS HEAT IN THE ATMOSPHERE IN 2075 THAT HARVESTING HEAT IN A WAY THAT ADDS TO THE GROSS AMOUNT OF HEAT IN THE ATMOSPHERE WILL MAKE THE CENTRAL ISSUE WORSE 2. IT IS NOT AT ALL SPACE-EFFICIENT FOR THE SAMPLE DEPLOYMENT SITE OR THE PRINCIPLE OF BIOGENIC HEAT COLONIES ON ABANDONED LOTS WORKABLE OPTIONS FOR HEAT SOURCES FOR TEGS ON SITE: SOLAR COOKERS @ 400°F (DAYTIME & CDD ONLY) WASTE HEAT FROM TIMBER PROCESSING PLANTS, TRAINS, & BUSES @ 500°F AVG (WEATHER INDEPENDENT)
“USEFUL”
HOW
POWER QUANTITY REFERENCE 1:
MUCH POWER
10,715
ANALYSIS: A 90 SQ FT THERMOELECTRIC GENERATOR AT PEAK PERFORMANCE CAN POWER ON AVERAGE 500W/29.36 = 17 STANDARD HOMES. AVERAGE: 1 TEG @ 90 SQ FT:17
A 90 SQ FT THERMOELECTRIC GENERATOR AT PEAK PERFORMANCE CAN POWER ON AVERAGE 500W/276 = 1.8 CARBON COLLECTORS. AVERAGE: 1 TEG @ 90 SQ FT:1.8 CARBON COLLECTORS WHAT WOULD BE THE MOST IDEAL SUBSTRATE TO BE USED AS A SEMICONDUCTOR IN THIS PROJECT? FULL BIBLIOGRAPHY: REVIEW OF CAR LENGTH AND WIDTH MEASURED IN FEET (11 EXAMPLES). 2021. MEASURINGSTUFF.COM. SEPTEMBER 27, 2021. HTTPS://MEASURINGSTUFF.COM/CAR-LENGTH-AND-WIDTH-MEASURED-IN-FEET/. CHESTOVICH PJ, SAROUKHANOFF RZ, MOUJAES SF, FLORES CE, CARROLL JT, SAQUIB SF. TEMPERATURE
SURFACES
DESERT CLIMATE:
THE RISK FOR
HOMES
PROFILES OF SUNLIGHT-EXPOSED
IN
DETERMINING
PAVEMENT BURNS.
ELECTRIC VOLTAGE THAT A TEG CAN PRODUCE: V OUT = Nα AB ∆T THE INTERNAL RESISTANCE PRODUCED BY THE THERMOCOUPLES INSIDE THE TEG AS THE COUNTERFORCE TO THE VOLTAGE IT PRODUCES: R TEG = N(ρ LA/SA + ρ L /SB + 2ρC L /S ) DELIVERED OUTPUT POWER OF A TEG: P = V2 OUT R /(RTEG + RL) MAXIMUM OUTPUT POWER OF A TEG: P MAX = V OUT/4RTEG HOW SIGNIFICANT OF A TEMPERATURE GRADIENT IN THE SEMICONDUCTOR IS NEEDED TO GENERATE ELECTRICITY? USING CAR MANUFACTURERS’ BUILT-IN TEG TECHNOLOGY AS PRECEDENTS: BY INDUCTIVE REASONING, ALL OF THESE SYSTEMS ARE THE SIZE OF A STANDARD CAR OR SMALLER: 15 FT X 6 FT = 90 SQ FT (FOOTPRINT) BASED ON THIS TABLE, CERAMIC IS THE MOST EFFICIENT HEAT CONDUCTOR TO BE USED AS A SUBSTRATE FOR TEGS THE SEGMENTED THERMOCOUPLE IS GENERALLY PREFERRED, AS THE OUTPUT WATTAGE INCREASES PROPORTIONALLY TO THE NUMBER OF THERMOCOUPLES USED IN THE TEG. HEAT SINK HEAT SINK B) HEAT SOURCE HEAT SOURCE HEAT FARMERS DIVISION 3 HEAT TRANSFORMATION THERMOELECTRIC GENERATOR, CERAMIC SUBSTRATE SUMMARY OF THE FABRICATION PHASES FOR THE THERMOELECTRIC EXHAUST HEAT RECOVERY SYSTEM DEVELOPED BY BSST FOR BMW AND FORD VEHICLES. PHASES TYPES OF THERMOELEMENTS NUMBER OF TCS HEAT SOURCE COLD SIDE GENERATED POWER (W) 130 20 125 608 -712 (IN TEST BENCH) -600 (IN REAL VEHICLE) REFERENCE 2160 TCS (60 TEG 10800MODULES) TCS (300 TEG MODULES) PHX (FLUID): 200 DEGREES CELCIUS PHX (FLUID): 210 DEGREES CELSIUS COOLANT PUMP (WATER): -5 COOLANT PUMPS (WATER): 2.5 C LAGRANDEUR ET. AL. (2006) AND CRANE ET. AL. (2009B) CRANE ET. AL. (2009A) CRANE AND LAGRANDEUR (2010) CRANE ET. AL. (2012) (2013) LIQUID HEAT EXCHANGER: 33 LIQUID HEAT EXCHANGER: 20 LIQUID COLD PLATE: 25 LIQUID HEAT LIQUID HEAT OIL HEAT EXCHANGER: 472 DEGREES CELCIUS OIL HEAT EXCHANGER: 500 DEGREES CELCIUS ELECTRIC CARTRIDGE HEATER: 600 DEGREES CELCIUS 435 CELCIUS, FRACTIONAL LT-TEG: AND N-TYPES BI2TE3, FULL-SCALE LT-TEG: AND N-TYPES BI2TE3 FRACTIONAL MT-TEG: P-TAGS AND N-PBTE FRACTIONAL-MT-TEG: -LT: P AND N-BI2TE3 -MT: P-TAGS AND N-PBTE P (ZR. HF) P -MT: HALF-HEUSLER ALLOY (ZR. HF) MT-SEGMENTED CYLINDRICAL TEG: -LT: P AND N-BI2TE3 -MT: HALF-HEUSLER ALLOY (ZR. HF) PHASE (2006) PHASE (2007) PHASE (2008) PHASE (2011) PHASE (2012) TABLE 1. SPECIFIC HEAT AND DENSITY PROPERTIES OF ALL TESTED MATERIALS MATERIAL PROPERTIES MATERIAL ASPHALT BRICK CONCRETE SAND ROCK METAL SPECIFIC HEAT (J/KGK) 1000 2100 3100 2300 1515 1600 7800 850 900 900 950 500 DENSITY (KG/M^3) TABLE 2. MATERIAL ASPHALT BRICK CONCRETE SAND ROCK METAL MAX SURFACE TEMP (F) SUNLIGHT 166 14 10 108 15 7 6 7 8 6 7 15 15 14 14 14 107 105 104 106 108 11 9 11 10 9 14 14 13 13 13 152 144 143 170 144 SHADE TIME TO MAX TEMP (H) TIME TO PERIOD AT MAX TEMP (H) 2:00-4:00 PM 3:00-5:00 PM 3:00-5:00 PM 3:00-5:00 PM 2:00-4:00 PM 2:00-4:00 PM 2:00-4:00 PM 2:00-4:00 PM 2:00-4:00 PM 1:00-4:00 PM 1:00-4:00 PM 1:00-4:00 PM TIME TO BASELINE TEMP (H) MAX SURFACE TEMP (F) TIME TO MAX TEMP (H) TIME PERIOD AT MAX TEMP (H) TIME TO BASELINE TEMP (H) SUMMARY OF MAXIMUM TEMPERATURE READINGS FOR SUNLIGHT AND SHADED MATERIALS AND TIMES TO RETURN TO BASELINE TEMPERATURE SUBSTRATE SI + THIN PCB LAYER SI LTCC (96% AL PL PAPER FABRIC VERTICAL PLANAR PLANAR VERTICAL VERTICAL MIXED SILICON CERAMIC POLYMER TEG TYPE TC MATERIALS POLY-SIGE SURFACE MICROMACHINING (WITH LPCVD TCS DEPOSITION) 2350-4700 0.003 50 150 0.0003 4.8E-7 9.4 4.2 9.25 0.8 5.6 19.6 130 10 0.5 0.067 0.55 4.1 4.8 660 700 450 353 57 8.3 3 1 31.5 2.34 18 100 100 135 193 85 45 35 3 0.64 0.005 0.0003 0.008 0.0002 0.004 0.00016 5.49 0.2 X 0.01 0.2 X 0.003 0.2 X 0.02 0.2 X 0.003 0.13 0.005 0.13 0.009 0.15 0.0155 0.315 0.028 0.3 X 0.012 15.07 6.9 0.12 1 0.019 1.75 7 14.1 17 27 0.2 0.5 33 560 273870 18 35 450 90 16 10 32 0.35 UM CMOS PROCESS (WITH CVD TCS DEPOSITION) 0.35 UM CMOS PROCESS (WITH CVD TCS DEPOSITION) MONOLITHIC CMOS PROCESS (WITH LPCVD TCS DEPOSITION) CMOS-UMC PROCESS NEEDLE + COMPRESSED AIR -SCREEN PRINTING -MAGNETRON SPUTTERING -SCREEN PRINTING -MAGNETRON SPUTTERING -SCREEN PRINTING -SCREEN PRINTING PIPETTE + PLATE [RESSING STENCIL PRINTING -SCREEN PRINTING TYPES POLY-SI N-TYPE POLY-SI/AU N AND TYPES AG/NI PDAG/TSG AG/WSG AG/PDAG AG/NI AG/CU-NI SB2TE3/BI2TE2.7SE 0.3 BI0.5SB1.5 TE3 BI2SE0.3TE 2.7 PEDOT:PSS/NA (NIETT) TECHNIQUES TCS LENGTHS (MM) TCS (MM^2)AREA MAX ∆T (K) YEAR REF 2009 (WANG ET. AL. 2009) 2010 (KAO ET. AL. 2010) 2013 (YANG ET. AL. 2013) 2017 (ZIOUCHE ET. AL. 2017) 2018 (SAWIRES ET. AL. 2018) 2009 (MARKOWSI 2009) 2017 (GIERCZAK ET. AL. 2017) 2019 (YUAN ET. AL. 2019) 2019 (ZHAO ET. AL. 2019) 2019 (ELMOUGHNI ET. AL. 2019) 2014 (MARKOWSI 2014) 2016 (MARKOWSI 2016) 2008 (MARKOWSKI DWIEDZIC 2008) (MV) (UV) OF TCS TABLE SUMMARY OF TEGS STRUCTURES, TYPES AND OUTPUT PARAMETERS BASED ON DIFFERENT TECHNOLOGIES/SUBSTRATES. CERAMIC COPPER P P1 P2 N1 N2 N COPPER COPPER FIG 6. THERMOELECTRIC MATERIALS ARRANGEMENTS FOR (A) CONVENTIONAL THERMOCOUPLE, (B) SEGMENTED THERMOCOUPLE (SHU ET. AL. 2018). COPPER COPPER COPPER CERAMIC CERAMIC CERAMIC LOAD LOAD SAMPLE SITE AREA 600’-0” 600’-0” TWO LARGE COMMERICAL LOTS IN WILLIAMSBURG HEIGHTS, MILWAUKEE 882,000 SQUARE FEET ONE TEG @ 90 SQ FT & 500W CAN POWER 17 STANDARD US HOMES ONE TEG @ 90 SQ FT & 500W CAN POWER 1.8 CARBON COLLECTORS (CLIMEWORKS PRECEDENT) 90 SQ FT IS THE SIZE OF A STANDARD CAR, FOR REFERENCE FLEXIBLE PROPAGATION FLEXIBLE PROPAGATION FIXED, CENTRALIZED LOCATION DEPENDENT WEATHER INDEPENDENT INSTALLING TEGS + INDEPENDENT DIRECTLY ACCOMPLISHES HEAT FARMER GOAL INDIRECT CONTRIBUTER TO GOAL; USED TO OFFSET SOLAR COOKERS DIRECTLY ACCOMPLISHES HEAT FARMER GOAL ONE TEG @ 90 SQ FT GENERATES 500 WATTS OF POWER WHEN HEAT SOURCE IS <600°C/1112°F AND >148°C/300°F THREE OPTIONS FOR HEAT ON SITE <600°C/1112°F AND >148°C/300°F HOT COMPOST @ 300°F WASTE HEAT FROM TIMBER PROCESSING PLANT AND NEARBY PUBLIC TRANSIT STATIONS @ 500°F AVG SOLAR COOKERS @ 400°F STANDARD 4 FT X 4 FT SOLAR COOKER BUT AS A 90 SQ FT MODULE 90 SQ FT MODULE OF HOT COMPOST AS A TRADITIONAL OUTDOOR PILE FOR INDIVIDUAL OR INDUSTRIAL USE A 100,000 SQ FT TIMBER PROCESSING PLANT CAN HOST 1111 90 SQ FT TEGS A 45,000 SQ FT LOCAL TRAIN STATION CAN HOST 500 90 SQ FT TEGS 90 SQ FT MODULE OF HOT COMPOST AS A FLOOR SLAB 90 SQ FT MODULE OF HOT COMPOST AS WALL SLAB 90 SQ FT SOLAR COOKER MODULE AS COOKING SURFACE 90 SQ FT SOLAR COOKER MODULE AS CLADDING 90 SQ FT SOLAR COOKER MODULE AS BIOCHAR PRODUCTION NODES INSTALLING TEGS INSTALLING TEGS INSTALLING TEGS + INSTALLING TEGS + INSTALLING TEGS + INSTALLING TEGS INSTALLING TEGS JOB: PROCESSING TIMBER FOR BUILDING MATERIALS JOB: MONITORING TEMPERATURE AT SURFACE CONTACT OF TRAIN AND BUS EQUIPMENT JOB: MAKING BIOCHAR ON STOVES JOB: COOKING ON STOVES JOB: DESIGNING AESTHETICALLY PLEASING AND FUNCTIONAL CLADDING WITH SOLAR COOKER MODULES, OVERSEEING DEPLOYMENT TRACKING AND ALLOCATING BIOCHAR TO GREENHOUSES JOB: MONITORING TEMPERATURE AND FIXING PH OF COMPOST IN WALL, MAINTENANCING WALL JOB: MONITORING TEMPERATURE AND FIXING & ASSEMBLING FLOORS JOB: MONITORING AND SUPPLYING/FEEDING COMPOST JOB: MONITORING AND SUPPLYING/FEEDING COMPOST JOB: MONITORING AND SUPPLYING/FEEDING COMPOST

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