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How to turn plastic waste into diesel fuel cheaply

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  • Pretty neat idea. Didnt see any mention of fuel lubricity. Was this tested to see what it was? My injection pump in my truck has a low tolerance for high hfrr numbers(most fuel today is around 500 I believe) I run a 2 stoke mix in with my fuel to keep my ip happy.

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    • Stability and lube

      I think the best way to go is to use BHT should you consider using a free radical scavenger (stability)due to the cyclic nature of the benzene ring and delocalisation of the free radical in the ring.

      I aim to use a 50% mix of commercial diesel as mentioned so, believe the lube and stability issue should be fine, due to the existing lube+ stability agents in commercial diesel, however could someone tell me what is a cheap chemical that can be used for lube. Probably a polymer( existing lube specifically for diesel is quite expensive.)

      Regards

      AJ

      Comment


      • Originally posted by AAS View Post
        I think the best way to go is to use BHT should you consider using a free radical scavenger (stability)due to the cyclic nature of the benzene ring and delocalisation of the free radical in the ring.

        I aim to use a 50% mix of commercial diesel as mentioned so, believe the lube and stability issue should be fine, due to the existing lube+ stability agents in commercial diesel, however could someone tell me what is a cheap chemical that can be used for lube. Probably a polymer( existing lube specifically for diesel is quite expensive.)

        Regards

        AJ
        I do not want to use 2 stroke oil! aim to use a clean product

        Regards
        AJ

        Comment


        • Originally posted by AAS View Post
          I do not want to use 2 stroke oil! aim to use a clean product

          Regards
          AJ
          Clean as in what? Im running 1oz to a gal of fuel.

          Comment


          • Originally posted by RidgeReaper View Post
            Clean as in what? Im running 1oz to a gal of fuel.
            CLean as in not making my diesel dirty like 2 stroke oil.

            I'm happy with using BHT should I need to as the stability component.

            I'm not sure what to use for lube, that is why I asked the question. I only know certain polymers in liquid form are quite popular for lube.

            The only commercial product I know of that should work and is available in SA, (attached pdf) is expensive and imported from germany and I'm trying to find a cheaper alternative, BHT as mentioned will be one part, not sure of the other part yet.

            Regards
            Attached Files

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            • burner

              the air compresor is ready l am still working on the burner but as soon as posible l will upload photos

              Comment


              • lubricity

                Originally posted by AAS View Post
                I'm not sure what to use for lube,
                Is sulphur available in a form that can be added? Isn't it the de-sulphurisation process that strips diesel of its lubricity?

                Col

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                • Alarms, Arduino controlled

                  Currently I'm piecing together Arduino code to run alarms based on temperature. I thought I'd set maximum threshold levels for several TC using the Max31855 breakout boards from Adafruit. Each circuit can have an individual setpoints defined. The hope is I can program layers of alarm, for instance 1st breach threshold flashes a LED, second breach threshold sounds an audible alarm and a final threshold breach shuts down critical functions.

                  I've mentioned before that the Max31855 does not tolerate grounded TC but I have used ceramic insulators with good results. These were recycled from old heaters and old ceramic cylinder fuses. Otherwise ceramic necklace beads are common, known to work and withstand high temperatures(Test on a red-hot surface).

                  Later I may include other alarms. Likely candidates are pressure, level, rotational speed, flow, power or oxygen content.

                  To date I have the code partially written. Is anyone doing anything similar or the same? I see alarms being able to assist an operator in the running of a pyrolysis reactor to the point of being a safety feature. I plan for my code to be available for free to anyone, once I get it running.
                  http://diydiesel.blogspot.co.nz/

                  Comment


                  • air compresor and siphon oil burner

                    Siphon Oil burner - YouTube

                    this is the link of siphon oil burner working with car waste oil it is not perfect but no smell at all.it this video l was using about 12 psi.l use fridge compresor (photo) and small bottle of air and works relax.my nozzle is 0.6mm l try it with 1mm but use alot of air over 50 psi
                    Attached Files

                    Comment


                    • Originally posted by jonathan View Post
                      this is the link of siphon oil burner working with car waste oil it is not perfect but no smell at all.it this video l was using about 12 psi.l use fridge compresor (photo) and small bottle of air and works relax.my nozzle is 0.6mm l try it with 1mm but use alot of air over 50 psi
                      Thanks for video and picture. It looks good. Am hoping adapting it to your reactor goes well. I think that if you can get the reactor temperature up to target with ease, then maintaining the temperature will be relatively easy. I liken it to a pot of water on the stove. High power would be used to bring it to boil but once there, a lower setting is selected to keep it simmering.

                      I fitted a thermocouple to the burner-pipe-to-retort and in testing it was delivering between 500*C and 800*C for most of the time. It gave a very good insight as to how hard the burner was working at any stage so I highly recommend.
                      http://diydiesel.blogspot.co.nz/

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                      • burner

                        thanks excalibur its works well very yellow bright sometimes turns little white after time. l run it over 20 minutes the flame keep going and doesnt go up and down. my proplem was the nozzle its not perfect.lmeant it is not in the centre. l will do 3 screws 120% more perfect

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                        • burner tempreture

                          its great idea excalibur l liked yours digital tempretures it looks nice aswell. l will try my system first if it works for me. l will buy everything. l hope your adruino project works

                          Comment


                          • Originally posted by Ron Hammar View Post
                            What I have done is open a word doc and copy and paste it for taking notes.
                            I too, had more 2 weeks to read and copy. Already have 6 files by 50-55 pages each with pictures. To make it easier to search for a quote, which is given the answer, using the option "Find". English is not native and I will translate in Russian. All information is very interest. This materials I compare with Russian sites and I think find the best solution.

                            Comment


                            • Pilot plant

                              I did fabricate the pilot plant of 20 kg input capacity and tested the same for plastic ( mainly PP, HDPE and LDPE ) and tire . It was successful .got the desired results . Any way adding photos and manual for the same .
                              Attached Files

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                              • pyrolysis photos

                                thanks my friend for photos but its to small thanks

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