https://www.joannazhu.me/blog daily 0.75 2016-12-20 https://www.joannazhu.me/work daily 1.0 2017-11-21 https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59ee4e59f14aa10c56f0cd17/1508792557217/LUX_header.JPG Work - Write here... https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59ee79f58c56a85dc38b1b65/1508801015359/LUX+CAD.PNG Work CAD Assembly https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59ee5e6c29f1872629cdb293/1508795302922/LUX_MakeMIT.jpg Work LUX at MakeMIT tracking a retroreflective totem https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/59f1ecb74c326d5dd09e8ea0/59f1ecc70abd042ff4043746/1509505691830/20170511_181411.jpg Work - V3 Enclosure Top perforated design promotes air flow throughout the enclosure https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/59f1ecb74c326d5dd09e8ea0/59f1ecc2b7411c33dcf13ea6/1509505634045/20170511_181402.jpg Work - V3 Enclosure Rotating Handle rotating handle makes it easier to carry and hang the EPP during operation. https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/59f1ecb74c326d5dd09e8ea0/59f1ecbface8648fe32aebc1/1509505589720/20170511_181342.jpg Work - V3 Enclosure Right Face side vents ensure proper air flow to the fuel cell and electronics package https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/59f1ecb74c326d5dd09e8ea0/59f1ecb8b1ffb623dd258546/1509505733390/20170511_181335.jpg Work - V3 Enclosure Front Face smaller diameter in the middle makes it easier to hold and attach to the reaction chamber https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59fb97816c3194d39077b3e7/1509660612823/Untitled+drawing+%281%29.jpg Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59ee9ffbb1ffb6f51e09a6fb/1508810883675/processor_and_rolled_reaction_chamber_skewed_1.JPG Work Original Enclosure Design https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/59f1f25849fc2bff116143b1/59f1f259a803bbffaf201eff/1509028838639/20170414_090451.jpg Work - Completed V1 Enclosure Printed in clear resin in four pieces. Features 3 clip attachment points (one in the front, two on the back), a smaller diameter for improved grip, and a vertical housing architecture. https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/59f1f25849fc2bff116143b1/59f1f259edaed852121d9fa9/1509028710894/20170413_105859.jpg Work - V1 Enclosure in Form 2 The enclosure was broken up into four pieces to fit into the print volume. https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59ef9e3749fc2be468ae5119/1509504684044/EPP_header.PNG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59fb97a5419202537844e537/1509660585647/Untitled+drawing+%282%29.jpg Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59ef970d7131a594108c76f3/1509658520973/EPP_useprocedure.PNG Work EPP Use Procedure. 1. User inserts yellow lining full of aluminum fuel into a black, fabric reaction chamber. 2. User adds water to the fuel. 3. User screws on the processor. 4. EPP produces usable power and can charge devices. https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/59fb8c3be4966b69071fad2e/59fb8c3c085229b1af025bc2/1509657910667/Untitled+drawing+%286%29.png Work - V3 Enclosure Back Half https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/59fb8c3be4966b69071fad2e/59fb8c3b64265f9063f26aac/1509657900989/Untitled+drawing+%285%29.png Work - V3 Enclosure Front Half CAD of the front of the Mark III EPP enclosure. From left to right, the back view, the side view, and the isometric view of the front of the enclosure are pictured. The bottom piece of the enclosure has been attached to the front face already in this configuration. https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5881470029687fd26cd9c4f1/1484867776367/lightdisk_cover.jpg Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/58814ec1e6f2e1da63d3a239/1484870211872/lightdisk_exploded Work Exploded view of one side. From left to right: front plate, light diffuser, electronics plate, back plate. https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/58815a9e414fb51fbc742bb4/1484872399461/lightdisk_thermoformdie Work Thermoform Die with Vacuum Holes and Brass Alignment Pins https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/58814f5717bffcdf83abe8b3/1484870162592/lightdisk_full Work Isometric of the Yo-Yo https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5a0db4d8e2c4835a4692513c/1510850404598/4+Point+Bending+Layout+Color.jpg Work Block Diagram Layout of Four-Point Beam Bending Test Experimental Setup https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5a0dc4714192020bbec95a13/1510851702640/Untitled.png Work Left: Graph of the average values of Young’s modulus and its corresponding uncertainties for all three storage mechanisms – wire rack, open plate, and sealed box. Fries on wire rack had a Young’s modulus of 1.17 ± 0.60 kPa, fries on the open plate had a modulus of 0.82 ± 0.32 kPa, and those in the sealed box had a modulus of 1.13 ± 0.50 kPa. Right: Graph of the average value of maximum pressure and the corresponding uncertainties for the three storage mechanisms. French fries subjected to the wire rack had a maximum pressure of 1555 ± 920 µPa, fries on the open plate had a maximum pressure of 3800 ± 1500 µPa, and those in the sealed box had a maximum pressure of 3200 ± 2100 µPa. https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5a0dc1f0e4966be4f5807093/1510851097451/subjective+crispness+results.PNG Work Left: Graph of the average values of Young’s modulus and its corresponding uncertainties for two textures of fries – crispy and soggy. Crispy fries had a Young’s modulus of 1.2 ± 1.0 kPa and soggy fries had a modulus of 1.08 ± 0.85 kPa. Right: Graph of the average value of maximum pressure and the corresponding uncertainties for the two textures. Crispy fries had a maximum pressure of 2.1 ± 1.2 mPa while soggy fries had a maximum pressure of 1.5 ± 1.3 mPa. https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5a0db4ea9140b74166fef32b/1510850396728/Crush+Test+Bending+Layout+Color.png Work Block Diagram Layout of Crush Test Experimental Setup https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/58892646197aea85413b12cc/1485384348191/revivo-originalceiling Work The Original Room's Blue Ceiling https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/588926f117bffc4169a9154e/5889272bb8a79b560c1c6030/1485383537124/DSC01748.JPG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/588926f117bffc4169a9154e/58892729db29d68f531dc7a3/1485383524572/DSC01744.JPG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/588926f117bffc4169a9154e/588926f1a5790a98e4bf2298/1500713942014/DSC01742.JPG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/588926f117bffc4169a9154e/588926f1db29d68f531dc425/1485383470466/DSC01739.JPG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/588926b8414fb531d1b0aaf6/1485384358260/revivo-wip2 Work After Putting in the Loft https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/588925bfd1758e6674458869/1485383164302/revivo-header Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/588926239f7456dda12c3466/1485384342973/revivo-original Work The Original Room's Paint Scheme https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5889268b440243bebaa80de3/1485384353920/revivo-wip1 Work Paint and Flooring in Progress https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59a27225e58c62501fb9994f/1503818391097/blankspace_callflow.PNG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59929b1d197aeaa6c7881763/1502780198078/blankspaceheader Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5a0f156a0852296a4f4afe62/1511206151772/IMG_1342.JPG Work Simple Prototype Robot https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5a0f15a59140b73c7b9af715/1511206178056/Screen+Shot+2015-03-29+at+9.39.40+PM.png Work First Robot Design Attempt https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5a0f1608ec212d1967129fc5/1511304859946/ Work Competition Robot https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5a0f15e30852296a4f4b173a/1511206189830/Banana+Bot+Cad+Picture.PNG Work Final Robot Design https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/5a0f14f9ec212d19671268fd/5a0f15139140b73c7b9adba2/1511304889881/IMG_1434.JPG Work - Paper Prototype Claws https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/5a0f14f9ec212d19671268fd/5a0f14fec830253c1d62b6ab/1511304914351/IMG_1428.JPG Work - Claw Prototype: Front View https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/5a0f14f9ec212d19671268fd/5a0f14f9e4966b768be1f902/1511304921733/IMG_1425.JPG Work - Claw Prototype: Top View https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/5a0f14f9ec212d19671268fd/5a0f14f98165f596cbb581cb/1511304933269/IMG_1431.JPG Work - Claw Prototype Next to Acrylic Rods https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5889103486e6c0615873a216/1485377666254/forcefeeld-closeuparmbreak.jpg Work New Vertical Brake Design https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/58890bd69de4bb07b0d74f9b/1485377137006/forcefeeld-firstglove.JPG Work First Revision Glove https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/58890cc9cd0f68aceb84a08d/1485376928961/ Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/58890c8520099e5c1aa322fb/1485376965239/forcefeeld-cadmockup.jpg Work CAD Mockup of the First Revision Glove https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/58890deeff7c50ec24f47240/1485377122009/forcefeeld-secondrevision Work Second Revision Glove https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59f90deb0d92971863a0cabf/1510007081573/IMG_2884.JPG Work Prototype Bladder Attached to a Mock Roof. Pipe on the left is for air flow into the bladder. https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59f90e13e4966bfedcd4b350/1510844502208/IMG_2966.JPG Work Valley Roof Configuration for Testing https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59f911c664265fe2cc796747/1509504563679/floe_icedam.jpg Work Simulated Ice Dam on the Edge of a Mock Roof https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59f90dbe10952678f8a011a5/1509504636137/floe_sketchmodel Work Sketch Model of an Air Bladder System https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59f90e398e7b0fbba44a03d4/1510844509815/IMG_2999.JPG Work Valley Configuration in Walk-In Freezer with Developing Ice Dam https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59f9249e08466550b1d4fcd7/1509504542199/floe_header.PNG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/59f90e866926705bd680a9bd/59f90e8c9140b7ff375b22e2/1509494416832/IMG_2881.JPG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/59f90e866926705bd680a9bd/59f90e8653450a410e337a2d/1509494414423/IMG_2877.JPG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/59f90e866926705bd680a9bd/59f90e869140b7ff375b225d/1509494414660/IMG_2874.JPG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59f92057085229220f425732/1510844374596/Icebreaker+Drip+deicing+Method.PNG Work Bottom Left: Angled view of purple emitter tubing and emitter spraying deicing fluid off of the roof. Top Left: Side view of emitter tubing and deicing fluid. Right: Sample configuration with the hardware in a black box and the deicing fluid in a purple container. Hardware mixes deicing fluid with water and sends it to the purple emitter line on the roof. https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59f91c2e6926705bd681d706/1510844545213/floe_inside.jpg Work Main unit of floe containing the mixer, the electronics, and other necessary hardware https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59f910cf0d92971863a10be2/1510844623641/Floe_HeaderJPG Work Emitters on a Mock Roof https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/588945b6d2b85733594fa729/1485391314667/IMG_2787.JPG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/588945ebbf629a9e7da5e85d/1485391354637/IMG_1986.JPG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5992b0473e00beb16ebd85d1/1502785669636/cinderblockpig Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/58894626e6f2e1c31f495d9c/1485391413055/IMG_2787.JPG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5889835ccd0f68457c5730f2/1485407098126/hogcooker_finalproduct Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/587fed5a59cc6815cc558fae/1509650490219/floeberg.png Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/587ff03fc534a53d57ddf4bc/1484779589962/IMG_2770.JPG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5881433c86e6c0e86d000aff/1484866367017/Banana+Bot+Cad+Picture.PNG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5881445a15d5db13bce472a1/1484866650729/Blank+Space+Cover+Image.PNG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/58890b28cd0f68aceb847fd1/1485376304373/IMG_1839.jpg Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5889150dc534a512cb8955d7/1485378868445/IMG_2013.JPG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5889282ebe6594ba1a69ed8b/1485383757182/DSC01739.JPG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59a26955be42d6b94b8dea7b/1503816066563/IMG_4076.JPG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/59eea7ef6f4ca3795fcd3616/1509504160195/EPP+Full.PNG Work https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5a0dae9d8165f55b451692b4/1510846109738/gluten-free-french-fries.jpg Work https://www.joannazhu.me/about daily 0.75 2017-11-27 https://static1.squarespace.com/static/57e195972e69cf0a7553d11f/t/5a0b0aedc83025174d79bafe/1510673303360/17636916_1275177262568562_2608332517436879049_o.jpg About