Skip to main content

Heat Farmers: Division 3, Relationships of Proportionality

Page 1

SAMPLE SITE N. RICHARDS ST.

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:

RAINBOW

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

AREA

TWO LARGE COMMERICAL LOTS IN WILLIAMSBURG HEIGHTS, MILWAUKEE

882,000 SQUARE FEET

N. HOLTON ST

HEAT FARMER DIVISION 3:

600’-0”

DOLLAR TREE

CAPITAL CENTRE SHOPPING CENTER

PHOENIX LOGISTICS OFFICE DEPOT

DEPARTMENT OF CORRECTIONS ROSS DRESS FOR LESS

CAPITOL DRIVE CAPITOL DRIVE

CAPITOL DRIVE

CAPITOL DRIVE

1470’-0”

LIFE STORAGE RIVERWEST PLAZA

1470’-0”

TACO BELL

N. HOLTON ST

ABANDONED BUILDING

N. RICHARDS ST.

2. 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 THE

SEMICONDUCTORS

ON

THE

AFOREMENTIONED

4. CONNECTING ANY EXCESS ELECTRICITY GENERATED FROM HEAT TO A CITY-WIDE GRID IN A NET-POSITIVE ENERGY SITUATION

GAMESTOP

RAINBOW

ELECTRIC VOLTAGE THAT A TEG CAN PRODUCE:

RTEG = N(ρALA/SA + ρBLB/SB + 2ρCLC/SC)

DELIVERED OUTPUT POWER OF A TEG: P = V2OUT RL/(RTEG + RL)2

MAXIMUM OUTPUT POWER OF A TEG: PMAX = V2OUT/4RTEG

HOW SIGNIFICANT OF A TEMPERATURE GRADIENT SEMICONDUCTOR IS NEEDED TO GENERATE ELECTRICITY?

IN

THE

USING CAR MANUFACTURERS’ BUILT-IN TEG TECHNOLOGY AS PRECEDENTS: TABLE 4 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)

REFERENCE

PHASE 1 (2006)

FRACTIONAL LT-TEG: P AND N-TYPES BI2TE3, FULL-SCALE LT-TEG: P AND N-TYPES BI2TE3

2160 TCS (60 TEG MODULES) 10800 TCS (300 TEG MODULES)

PHX (FLUID): 200 DEGREES CELCIUS 5 PHX (FLUID): 210 DEGREES CELSIUS

COOLANT PUMP (WATER): -5 C 6 COOLANT PUMPS (WATER): 2.5 C

130

LAGRANDEUR ET. AL. (2006) AND CRANE ET. AL. (2009B)

FRACTIONAL MT-TEG: P-TAGS AND N-PBTE FRACTIONAL-MT-TEG: -LT: P AND N-BI2TE3 -MT: P-TAGS AND N-PBTE

4TCS

OIL HEAT EXCHANGER: 472 DEGREES CELCIUS OIL HEAT EXCHANGER: 500 DEGREES CELCIUS

LIQUID HEAT EXCHANGER: 33 C LIQUID HEAT EXCHANGER: 20 C

20

PHASE 2 (2007)

PHASE 3 (2008)

PHASE 4 (2011)

PHASE 5 (2012)

6TCS

SEGMENTED HT FLATTEG: -LT: P AND N-BI2TE3 -MT AND HT: HALF-HEUSLER ALLOY (ZR. HF) LT CYLINDRICAL TEG: P AND N-BI2TE3 MT-SEGMENTED CYLINDRICAL TEG: -LT: P AND N-BI2TE3 -MT: HALF-HEUSLER ALLOY (ZR. HF)

500

CRANE ET. AL. (2009A)

ELECTRIC CARTRIDGE HEATER: 600 DEGREES CELCIUS

LIQUID COLD PLATE: 25 C

125

GAS HEAT EXCHANGER: 435 CELCIUS, GAS HEAT EXCHANGER: 620 CELSIUS

LIQUID HEAT EXCHANGER 20 C

205

CRANE AND LAGRANDEUR (2010)

CRANE ET. AL. (2012)

LIQUID HEAT EXCHANGER 20 C

-712 (IN TEST BENCH)

SOLAR COOKERS @ 400°F (DAYTIME & CDD ONLY) WASTE HEAT FROM TIMBER PROCESSING PLANTS, TRAINS, & BUSES @ 500°F AVG (WEATHER INDEPENDENT) 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?

“USEFUL” POWER QUANTITY REFERENCE 1:

HOW MUCH POWER IT TAKES TO POWER AN AVERAGE US HOME:

AVERAGE: 1 TEG @ 90 SQ FT:17 HOMES

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

SUBSTRATE

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

IN GRADIENT

DENSITY (KG/M^3)

ASPHALT

1000

2100

BRICK

850

3100

CONCRETE

900

2300

SAND

900

1515

ROCK

950

1600

METAL

500

7800

POLY-SIGE

SURFACE MICROMACHINING (WITH LPCVD TCS DEPOSITION)

2350-4700

0.35 UM CMOS PROCESS (WITH CVD TCS DEPOSITION)

33

0.35 UM CMOS PROCESS (WITH CVD TCS DEPOSITION)

24

0.12

N-TYPE POLY-SI/AU

MONOLITHIC CMOS PROCESS (WITH LPCVD TCS DEPOSITION)

560

1

N AND P TYPES POLY-SI

CMOS-UMC 0.13UM 1P8M PROCESS

273870

0.019

0.004 X 0.00016 2.34

AG/NI

NEEDLE + COMPRESSED AIR

18

1.75

5.49

PLANAR SI

MIXED

VERTICAL

N AND P TYPES POLY-SI

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)

SHADE

SUNLIGHT ASPHALT

166

14

2:00-4:00 PM

10

108

15

3:00-5:00 PM

7

BRICK

152

14

2:00-4:00 PM

11

107

15

3:00-5:00 PM

6

CONCRETE 144

14

2:00-4:00 PM

9

105

14

2:00-4:00 PM

7

11

10

104

106

14

15

2:00-4:00 PM

3:00-5:00 PM

PDAG/TSG PLANAR

AG/WSG

AG/NI

-SCREEN PRINTING -MAGNETRON SPUTTERING

35

-SCREEN PRINTING

450

-SCREEN PRINTING

90

0.003

0.64

50

0.005 X 0.0003

0.008 X 0.0002

13

1:00-4:00 PM

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 WWW.TREEHUGGER.COM. OCTOBER HTTPS://WWW.TREEHUGGER.COM/WHAT-ARE-SOLAR-OVENS-5088602.

ARE

THEY? 25,

HOW

DO

THEY

WORK? 2022.

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.

THREE OPTIONS FOR HEAT ON SITE <600°C/1112°F AND >148°C/300°F

ALLEN, SAMANTHA, AND BAILEY BENNINGFIELD. 2022. REVIEW OF HOW MANY WATTS DOES IT TAKE TO RUN A 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..

DIRECTLY ACCOMPLISHES HEAT FARMER GOAL

FLEXIBLE PROPAGATION WEATHER DEPENDENT

SOL

AR

COO

KER

S @

W E A T H E R INDEPENDENT

F I X E D , CENTRALIZED LOCATION

DIRECTLY ACCOMPLISHES HEAT FARMER GOAL

W E A T H E R INDEPENDENT

FLEXIBLE PROPAGATION INDIRECT CONTRIBUTER TO GOAL; USED TO OFFSET SOLAR COOKERS

400

°F

ER IMB M T AND O R T F NT SIT HEA PLA RAN TE SSING LIC T°F AVG S A W OCE PUB 500 PR ARBY S @ NE ATION ST

INSTALLING TEGS +

JOB: DESIGNING AESTHETICALLY PLEASING AND FUNCTIONAL CLADDING WITH SOLAR COOKER M O D U L E S , OVERSEEING DEPLOYMENT

JOB: PROCESSING TIMBER FOR BUILDING MATERIALS

STANDARD 4 FT X 4 FT SOLAR COOKER BUT AS A 90 SQ FT MODULE

A 100,000 SQ FT TIMBER PROCESSING PLANT CAN HOST 1111 90 SQ FT TEGS

90 SQ FT MODULE OF HOT COMPOST AS A TRADITIONAL OUTDOOR PILE FOR INDIVIDUAL OR INDUSTRIAL USE

90 SQ FT SOLAR COOKER MODULE AS CLADDING

90 SQ FT SOLAR COOKER MODULE AS COOKING SURFACE

9

108

14

2:00-4:00 PM

7

14.1

17

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)

0.55 9.4

2013 (YANG ET. AL. 2013)

31.5

4.1

2017 (ZIOUCHE ET. AL. 2017)

4.2

4.8

0.8

100

660

5.6

100

700

19.6

0.13 X 0.005 0.13 X 0.009

135

450

130

193

0.315 X 0.028 0.3 X 0.012

85

353

460

57

2014 (MARKOWSI 2014)

PL

PLANAR

SB2TE3/BI2TE2.7SE 0.3

-SCREEN PRINTING

150

5.5

BI0.5SB1.5 TE3

PIPETTE + PLATE [RESSING

10

0.2

15.07

35

8.3

10

2019 (ZHAO ET. AL. 2019)

STENCIL PRINTING

32

0.5

6.9

3

3

0.5

2019 (ELMOUGHNI ET. AL. 2019)

BI2SE0.3TE 2.7 PEDOT:PSS/NA (NIETT)

2.2E3 150

A 45,000 SQ FT LOCAL TRAIN STATION CAN HOST 500 90 SQ FT TEGS

JOB: COOKING ON STOVES

JOB: MONITORING TEMPERATURE AT SURFACE CONTACT OF TRAIN AND BUS EQUIPMENT INSTALLING TEGS +

2019 (YUAN ET. AL. 2019)

BASED ON THIS TABLE, CERAMIC IS THE MOST EFFICIENT HEAT CONDUCTOR TO BE USED AS A SUBSTRATE FOR TEGS

INSTALLING TEGS +

INSTALLING TEGS +

JOB: MAKING BIOCHAR ON STOVES

2017 (GIERCZAK ET. AL. 2017)

27

FABRIC

90 SQ FT MODULE OF HOT COMPOST AS A FLOOR SLAB

2016 (MARKOWSI 2016)

16

VERTICAL

90 SQ FT MODULE OF HOT COMPOST AS A WALL SLAB

2009 (MARKOWSI ET. AL. 2009)

-SCREEN PRINTING -MAGNETRON SPUTTERING

POLYMER

FT SOLAR MODULE AS PRODUCTION

2008 (MARKOWSKI AND DWIEDZIC 2008)

AG/CU-NI ALLOY

45

INSTALLING TEGS +

9.25 2018 (SAWIRES ET. AL. 2018)

0.2 X 0.01 0.2 X 0.003 0.2 X 0.02 0.2 X 0.003

0.15 X 0.0155 0.15 X 0.012

90 SQ COOKER BIOCHAR NODES

0.067 4.8E-7 2010 (KAO ET. AL. 2010)

PLANAR

TRACKING AND ALLOCATING BIOCHAR TO GREENHOUSES

JOB: MONITORING AND SUPPLYING/FEEDING COMPOST

INSTALLING TEGS +

JOB: MONITORING TEMPERATURE AND FIXING & ASSEMBLING FLOORS

JOB: MONITORING TEMPERATURE AND FIXING PH OF COMPOST IN WALL, MAINTENANCING WALL

INSTALLING TEGS +

JOB: MONITORING AND SUPPLYING/FEEDING COMPOST

B) HEAT SOURCE

HEAT SOURCE CERAMIC

CERAMIC

COPPER

COPPER P1

N1

P2

N2

COPPER

COPPER

N

P

7

0.0003 2009 (WANG ET. AL. 2009)

15

18

COPPER

COPPER CERAMIC

144

1

150

ALUMINA (96% AL2O3)

8

6

TCS LENGTHS (MM)

LTCC

PAPER

METAL

ONE TEG @ 90 SQ FT GENERATES 500 WATTS OF POWER WHEN HEAT SOURCE IS <600°C/1112°F AND >148°C/300°F

MAX ∆T VTEG PTEG YEAR & REF (K) (MV) (UV)

SI + THIN VERTICAL PCB LAYER

AG/PDAG

SUMMARY OF MAXIMUM TEMPERATURE READINGS FOR SUNLIGHT AND SHADED MATERIALS AND TIMES TO RETURN TO BASELINE TEMPERATURE

TCS AREA (MM^2)

TECHNIQUES

SPECIFIC HEAT AND DENSITY PROPERTIES OF ALL TESTED MATERIALS MATERIAL PROPERTIES SPECIFIC HEAT MATERIAL (J/KGK)

OF TCS

TC MATERIALS

SILICON

CERAMIC

#

TEG TYPE

TABLE 2.

1:00-4:00 PM

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.

HOT COMPOST @ 300°F

A 90 SQ FT THERMOELECTRIC GENERATOR AT PEAK PERFORMANCE CAN POWER ON AVERAGE 500W/29.36 = 17 STANDARD HOMES.

TABLE 1.

13

CHESTOVICH PJ, SAROUKHANOFF RZ, MOUJAES SF, FLORES CE, CARROLL JT, SAQUIB SF. TEMPERATURE PROFILES OF SUNLIGHT-EXPOSED SURFACES IN A DESERT CLIMATE: DETERMINING THE RISK FOR PAVEMENT BURNS. J BURN CARE RES. 2023 MAR 2;44(2):438-445. DOI: 10.1093/JBCR/IRAC136. PMID: 36161490; PMCID: PMC10211493.

TABLE 1 SUMMARY OF TEGS STRUCTURES, TYPES AND OUTPUT PARAMETERS BASED ON DIFFERENT TECHNOLOGIES/SUBSTRATES.

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.

170

90 SQ FT IS THE SIZE OF A STANDARD CAR, FOR REFERENCE

“USEFUL” POWER QUANTITY REFERENCE 2:

WHICH MATERIALS AND THEIR JUXTAPOSITIONS CAN GENERATE ENOUGH HEAT TO ALLOW A SIGNIFICANT-ENOUGH HEAT GRADIENT TO TAKE PLACE VIA A SEMICONDUCTOR?

ROCK

FULL BIBLIOGRAPHY:

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.

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

SOURCE)

1:00-4:00 PM

600’-0”

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/.

WORKABLE OPTIONS FOR HEAT SOURCES FOR TEGS ON SITE:

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

13

DAIRYLAND BUSES

WHAT WOULD BE THE MOST IDEAL SUBSTRATE TO BE USED AS A SEMICONDUCTOR IN THIS PROJECT?

205 + 207.5 + 439 + 480 + 575 + 415 + 600 = 2921.5 2921.5/7 = 417.35°C AVERAGE TEMPERATURE DIFFERENCE

143

VALENT’S

E. ABERT PL.

ANALYSIS:

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

SAND

D & D’S LOUNGE

CRANE ET. AL. (2013)

-600 (IN REAL VEHICLE)

TIME TO PERIOD AT MAX TEMP (H)

LEGENDS TOWING

PRECEDENT):

AVERAGE TEMPERATURE DIFFERENCE BETWEEN HEAT SOURCE AND HEAT SINK FOR TEG PRECEDENTS:

TIME TO MAX TEMP (H)

WALMART SUPERCENTER

276 KWH TO POWER ONE CARBON COLLECTOR/DAY

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)

MATERIAL MAX SURFACE TEMP (F)

STRONG MICROBIALS INC

HOW MUCH POWER IT TAKES TO POWER A CARBON COLLECTOR (CLIMEWORKS

608

MT-SEGMENTED CYLINDRICAL TEG: -LT: P AND N-BI2TE3 -MT: HALF-HEUSLER ALLOY (ZR. HF)

BAREFOOT ITNL & FLY HIGH MFG

N. HOLTON ST

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

VOUT = NαAB∆T

THE INTERNAL RESISTANCE PRODUCED BY THE THERMOCOUPLES INSIDE THE TEG AS THE COUNTERFORCE TO THE VOLTAGE IT PRODUCES:

ONE TEG @ 90 SQ FT & 500W CAN POWER 1.8 CARBON COLLECTORS ( C L I M E W O R K S PRECEDENT)

ANTHONY’S AUTO GARAGE

DEEP, MASSIVE GEOTHERMAL HOLES ARE NOT A VIABLE OPTION FOR THIS PROJECT FOR HEAT HARVESTING FOR TWO REASONS:

N. RICHARDS ST.

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.

ONE TEG @ 90 SQ FT & 500W CAN POWER 17 STANDARD US HOMES

AUMOR TRUCK WASH

NOTE ON AVOIDING DEEP GEOTHERMAL ENERGY: WHY IS IT RELEVANT?

UHAUL

THERMOELECTRIC GENERATOR, CERAMIC SUBSTRATE

OF

N. HOLTON ST

3. INSTALLATION MATERIALS & SYSTEMS

N. RICHARDS ST.

CITGO PNC BANK

HEAT SINK

INSTALLING TEGS +

CERAMIC

HEAT SINK

LOAD

JOB: MONITORING AND SUPPLYING/FEEDING COMPOST

LOAD

FIG 6. THERMOELECTRIC MATERIALS ARRANGEMENTS FOR (A) CONVENTIONAL THERMOCOUPLE, (B) SEGMENTED THERMOCOUPLE (SHU ET. AL. 2018).

THE SEGMENTED THERMOCOUPLE IS GENERALLY PREFERRED, AS THE OUTPUT WATTAGE INCREASES PROPORTIONALLY TO THE NUMBER OF THERMOCOUPLES USED IN THE TEG.

HEAT FARMERS DIVISION 3 HEAT TRANSFORMATION


Turn static files into dynamic content formats.

Create a flipbook
Heat Farmers: Division 3, Relationships of Proportionality by Chava Baum - Issuu